Canon Patents
Canon Inc. manufactures office appliances, including multifunction devices, copying machines, laser printers, and inkjet printers. It also develops imaging systems, such as digital cameras and digital video camcorders, as well as lenses and photographic accessories. Its third-largest product segment is semiconductor lithography equipment.
Canon Patents by Type- Canon Patents Granted: Canon patents that have been granted by the United States Patent and Trademark Office (USPTO).
- Canon Patent Applications: Canon patent applications that are pending before the United States Patent and Trademark Office (USPTO).
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Publication number: 20260232290Abstract: An ultrasonic diagnostic apparatus according to embodiments includes processing circuitry. The processing circuitry divides at least a part of an ultrasonic image into a plurality of regions. The processing circuitry determines whether each of the regions is a vascular region. The processing circuitry normalizes statistical information about blood flow in a region determined to be a vascular region. The processing circuitry synthesizes the normalized statistical information.Type: ApplicationFiled: February 10, 2026Publication date: August 13, 2026Applicants: CANON MEDICAL SYSTEMS CORPORATION, Canon Kabushiki KaishaInventors: Hiroki TAKAHASHI, Takeshi SATO, Masashi USUMURA, Shoya SASAKI, Naoya IIZUKA
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Publication number: 20260234533Abstract: A cell detachment apparatus according to an embodiment includes a discharge unit, a collection unit, a tilting mechanism, and a tube. The discharge unit discharges a detachment solution for detaching cells cultured in a culture vessel. The collection unit collects the detached cells in the culture vessel. The tilting mechanism tilts the culture vessel such that the water depth near the collection unit increases. One end of the tube is connected to the discharge unit to supply the detachment solution to the discharge unit. The tube is resistant to pressure required for detaching the cells and includes an expansion/contraction portion that expands and contracts following a change in an orientation of the discharge unit due to tilting of the culture vessel.Type: ApplicationFiled: January 2, 2026Publication date: August 13, 2026Applicants: Canon Kabushiki Kaisha, CANON MEDICAL SYSTEMS CORPORATIONInventors: Tomoki HANEISHI, Naoki NAKAKARUMAI, Shoji HASHIMOTO
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Publication number: 20260235787Abstract: An optical system includes a lens A, and an optical filter made from resin. A predetermined inequality is satisfied.Type: ApplicationFiled: January 29, 2026Publication date: August 13, 2026Applicant: CANON KABUSHIKI KAISHAInventor: Yuuki MAEDA
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Publication number: 20260237143Abstract: A medical imaging system and associated method and computer program product for rendering medical images, the system comprising: a renderer configured to receive medical imaging data and render medical images using the medical imaging data, the renderer comprising: a forwards differentiator configured to perform differentiable rendering using forward differentiation to create samples, wherein the samples created by the forwards differentiator are colour and/or intensity samples; and a backwards differentiator configured to perform differentiable rendering using backwards differentiation on samples to generate at least one of: intensity projection, composition and/or rendering integration; wherein the samples from the forwards differentiator and the output of the backwards differentiator are used to form the rendered medical images.Type: ApplicationFiled: February 13, 2025Publication date: August 13, 2026Applicant: CANON KABUSIKI KAISHAInventors: Magnus WAHRENBERG, Scott SMITH
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Patent number: 12702382Abstract: A medical image processing device according to an embodiment includes processing circuitry. The processing circuitry detects a contrast medium from a medical image. The processing circuitry sets a first region of interest and a second region of interest in the medical image. The processing circuitry calculates a density ratio between a density of the contrast medium included in the first region of interest and a density of the contrast medium included in the second region of interest.Type: GrantFiled: October 29, 2021Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventors: Yu Igarashi, Masaki Watanabe
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Patent number: 12704668Abstract: A display element includes a sub-pixel region including a wavelength conversion layer that converts a wavelength of excitation light, and further includes a low refractive index layer provided in a region between a wavelength conversion portion and an optical member.Type: GrantFiled: June 14, 2023Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventors: Yoshihiro Ohashi, Yutaka Yoshimasa
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Patent number: 12704758Abstract: The present disclosure repeatedly supplies, when controlling gradation of transmittance, a first voltage for advancing an electrochemical reaction for decreasing transmittance of an electrochromic layer and a second voltage for advancing an electrochemical reaction for increasing the transmittance of the electrochromic layer, in a time domain in which the electrochemical reaction of the electrochromic layer in the electrodes progresses in the first region and transmittance change of the first region is not visible.Type: GrantFiled: October 14, 2022Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventor: Wataru Kubo
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Patent number: 12704803Abstract: An image forming apparatus includes a platen on which an original is to be placed, a feeder configured to feed an original placed on a tray, a sensor configured to detect a sheet on the tray, a lamp provided to the feeder, a reader configured to read the original placed on the platen and to read the original conveyed by the feeder, an image forming unit configured to form an image on a sheet, and a controller. The controller is configured to control the image forming unit to form a test image on a sheet, control the reader to read the test image formed on the sheet placed on the platen, control a density of the image to be formed by the image forming unit based on a reading result of the test image.Type: GrantFiled: October 17, 2024Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventor: Sumito Tanaka
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Patent number: 12706491Abstract: A power transmission apparatus 101 includes a communication unit 206 configured to wirelessly communicate with a power reception apparatus using an antenna, a power transmission unit 203 configured to wirelessly transfer power to the power reception apparatus using the antenna, a detection unit 204 configured to measure at least either a voltage or a current output from the antenna in a period where the transfer of the power is stopped and the communication by the communication unit 206 is not performed, and determine that there is an object different from the power reception apparatus based on the result of the measurement, and a control unit 201 configured to, if there is determined to be the object different from the power reception apparatus, restrict the transfer of the power.Type: GrantFiled: December 11, 2024Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventor: Kazuo Moritomo
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Patent number: 12707095Abstract: A method of decoding video data from a bitstream, the bitstream comprising video data corresponding to multiple slices, wherein the bitstream comprises a header comprising syntax elements to be used when decoding one or more slices; wherein the decoding comprising parsing the picture header, parsing at least one APS ID related syntax element prior to syntax elements relating to decoding tools; and decoding said bitstream using said syntax elements.Type: GrantFiled: October 28, 2024Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventors: Guillaume Laroche, Patrice Onno, Naƫl Ouedraogo
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Patent number: 12707156Abstract: An image capturing apparatus includes analog amplification unit for amplifying one pixel signal by a plurality of types of analog gain, digital amplification unit for amplifying the one pixel signal by a plurality of types of digital gain, and control unit for performing control so as to, in a case where a target gain is obtainable with only analog gain, perform first control for amplifying the pixel signal by a first gain and a second gain with the analog amplification unit, and, in a case where the target gain is not obtainable with only analog gain, perform second control for amplifying the pixel signal by the first gain and the second gain, using the analog amplification unit and the digital amplification unit.Type: GrantFiled: July 23, 2024Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventors: Fumihito Karahashi, Kosuke Matsubara, Toshiyuki Takada, Kento Iimori, Toshiharu Ueda, Yohei Kanda, Jun Kameda, Shohei Tozawa
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Patent number: 12703139Abstract: An imprint apparatus performs alignment between a substrate and a mold in a state in which the mold is in contact with an imprint material on the substrate, and then cures the imprint material by light irradiation. The apparatus includes a light irradiator configured to perform first light irradiation for partially curing the imprint material, and second light irradiation for deforming the substrate, and a controller configured to control the light irradiator. In the alignment, the controller performs switching between the first light irradiation and the second light irradiation based on a viscoelasticity of the imprint material or a deformation amount of the substrate.Type: GrantFiled: May 13, 2024Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventor: Hiroyuki Koide
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Patent number: 12703192Abstract: A printing apparatus includes: a printing head for printing on a printing material; a feeding portion for feeding the printing material from an upstream side of a conveyance path of the printing material toward the printing head; a winding portion for winding a part of the printing material at a downstream side of the conveyance path, the part of the printing material having passed through the printing head; a conveying portion configured to convey the printing material while performing printing on the printing material with the printing head, at a position where the conveying portion is opposed to the printing head; a movement mechanism configured to change an opposing interval between the printing head and the conveying portion; and a detecting portion configured to detect floating of the printing material. The movement mechanism performs a separation operation to widen the opposing interval when the detecting portion detects the floating.Type: GrantFiled: June 27, 2023Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventor: Takahiro Kojima
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Patent number: 12702376Abstract: An apparatus for performing automatic exposure control in a computed tomography (CT) imaging system including an X-ray source is provided. The apparatus includes processing circuitry configured to acquire helical scan data from a scout scan performed on a first imaging object, determine a target noise standard deviation (STD) for an imaging scan to be performed on the first imaging object after the scout scan, retrieve a pre-stored attenuation-noise-dose relationship relating attenuation of X-rays from the X-ray source that pass through a second imaging object, noise present in reconstructed images of the second imaging object, and tube current values applied to the X-ray source, use the acquired helical scan data and the determined target noise STD to generate a tube current modulation curve, based on the retrieved attenuation-noise-dose relationship, and perform the imaging scan on the first imaging object using the generated tube current modulation curve.Type: GrantFiled: September 10, 2024Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventors: Yujie Lu, Ting Xia, Jian Zhou, Liang Cai
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Patent number: 12707744Abstract: A photoelectric conversion element includes in a semiconductor layer a first semiconductor region arranged, a second semiconductor region arranged on a second face side closer than the first semiconductor region and forming a p-n junction with the first semiconductor region to form an avalanche photodiode, a light guide structure including a first portion surrounding a first region and a second portion surrounding a second region inside the first region in a plan view, and an optical structure layer disposed on the second face side. The second portion is disposed over a depth of at least 0.8 ?m from the second face, the first and second semiconductor regions are arranged closer to the first face than the second portion, and the second portion overlaps at least a portion of an avalanche multiplication region between the first and second semiconductor region in the plan view.Type: GrantFiled: September 1, 2023Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventors: Daiki Shirahige, Yu Maehashi
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Patent number: 12704794Abstract: The throughput is improved by changing a timing of beginning aligning between a mold and a substrate depending on an area in a pattern-forming region where a pattern can be formed. An imprinting method for forming a pattern of an imprint material in a plurality of pattern-forming regions on a substrate using a mold having a pattern portion, having contacting the mold and the imprint material and relatively aligning the mold and the pattern-forming region based on a positional relationship between the mold and an alignment mark of each pattern-forming region, in which, in the aligning, a timing of beginning the aligning is earlier relative to the contacting if an area in the plurality of pattern-forming regions where a pattern can be formed is a second area that is wider than a first area than if an area is the first area.Type: GrantFiled: July 18, 2023Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventor: Yuji Sakata
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Patent number: 12704799Abstract: An electrophotographic roller has a substrate with a conductive outer surface. A resin layer is provided on a side of the outer surface of the substrate, in which the volume resistivity of the outer surface of the electrophotographic roller is 1.0Ć106 ?Ā·cm or higher, when a corona discharger having a grid part is relatively moved along the axial direction of the electrophotographic roller to charge the electrophotographic roller, and the potentials of the outer surface after 0.06 seconds from passage of the grid part are measured, when a maximum value of the potentials is lower than 20.0 V, the ionization potential of the outer surface of the electrophotographic roller is 5.0 to 5.6 eV, and an elastic modulus E1 in a region from the outer surface of the electrophotographic roller to a depth of 0.1 ?m is 200 MPa or higher.Type: GrantFiled: January 28, 2025Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventors: Yuki Nasuno, Yoshitaka Suzumura, Atsushi Noguchi, Kazuaki Nagaoka
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Patent number: 12705789Abstract: An information processing apparatus includes at least one processor, and at least one memory storing executable instructions which, when executed by the at least one processor, cause the at least one processor to perform operations including acquiring an image, detecting an entire human body from the acquired image, estimating a skeleton of the detected entire human body and generating skeleton information about the skeleton of the entire human body, extracting a first feature quantity based on the generated skeleton information, extracting a second feature quantity based on a clipped image including the detected entire human body, and estimating an orientation of the detected entire human body based on a third feature quantity in which the first and second feature quantities are connected.Type: GrantFiled: March 25, 2024Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventors: Hiroshi Tojo, Kosuke Saito
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Patent number: 12705806Abstract: The computation amount or memory usage in a case of estimating a radiance field with high accuracy regarding an target object is reduced. An information processing apparatus of the present disclosure obtains captured images data obtained by capturing objects in a space from viewpoints and camera parameters corresponding to the viewpoints, regarding an target object of the objects, obtains information indicating a likelihood that an image formed on each pixel in each captured image is the target object as a likelihood value corresponding to each pixel in each captured image for each target object, and estimates information on the space including color information corresponding to each position in the space and a likelihood value for each target object in each position in the space based on the captured images data, the camera parameters, and the likelihood value corresponding to the pixels in each captured image for each target object.Type: GrantFiled: December 9, 2024Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventor: Chiaki Kaneko
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Patent number: 12703185Abstract: Disclosed is a liquid storage container comprising: a liquid reservoir reserving a liquid; an air communication passage for communicating the liquid reservoir with an atmosphere; a partition wall separating an inside and outside of the liquid reservoir; a through hole penetrating the partition wall in a first direction; a movable support member capable of moving in the through hole in the first direction; a first seal member disposed in the liquid reservoir and fixed to the movable support member; and a biasing member biasing the movable support member to locate the first seal member at a closing position to close the air communication passage, wherein the movable support member has receiving part receiving an external force to move the first seal member from the closing position so that the inside of the liquid reservoir part communicates with the outside of the liquid reservoir via the air communication passage.Type: GrantFiled: February 12, 2025Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventor: Keisuke Kouno
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Patent number: 12703193Abstract: A printing apparatus detects a first mark on a continuous sheet indicating a formation position of an image, prints a plurality of color planes corresponding to the image in an overlapping manner at the formation position, and prints a plurality of second marks corresponding to each of the plurality of color planes. The printing start timing of the color plane is adjusted to resolve a shift in each of the color planes based on a calculated positional shift amount. The plurality of second marks overlaps the first mark in the sheet width direction. Where the number of plurality of color planes is M, M second marks are printed side by side between the first marks adjacent to each other in the sheet conveyance direction, and the positional shift amount is calculated by taking detected M marks as the second mark by switching operation modes based on the color of the detected mark.Type: GrantFiled: May 23, 2024Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventors: Takuma Nakamura, Masahiro Sugimoto, Yuichiro Yanagi, Junichi Ochi, Kota Kawasaki
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Patent number: 12704798Abstract: A light source includes a light emitting element, and an optical system that directs light output from the light emitting element to a surface of a photosensitive member. An irradiation amount of light for forming a second electrostatic latent image is larger than an irradiation amount of light for forming a first electrostatic latent image. A position at which a propagation efficiency of light peaks in a scanning direction of the light is located between a center of an image height of the optical system and a surface area in which the second electrostatic latent image is formed out of the surface of the photosensitive member.Type: GrantFiled: May 15, 2024Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventors: Tatsuyoshi Sakamoto, Takaomi Uezono
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Patent number: 12704804Abstract: A sheet conveyance apparatus includes a first nip portion to convey a sheet in a sheet conveyance direction, a second nip portion to convey the sheet, and a guide unit to form a curved conveyance path that curves with respect to the sheet conveyance direction. The guide unit includes a first guide, a second guide to form at least a part of a curved conveyance path with the first guide, a first driven roller rotatably supported by the first guide, and a second driven roller rotatably supported by the second guide. When viewed in a width direction orthogonal to the sheet conveyance direction, a part of the first guide is formed so as not to intersect with a straight line passing through a first contact point and a second contact point.Type: GrantFiled: February 14, 2024Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventors: Kenichi Tagami, Keisuke Fujita, Ryosuke Oda
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Patent number: 12704694Abstract: According to an aspect of the present invention, a lens barrel includes a first lens holding frame, a second lens holding frame, and a sheet member configured to be sandwiched between the first lens holding frame and the second lens holding frame, wherein the second lens holding frame is provided with at least two first nip portions, wherein the first lens holding frame is provided with at least two second nip portions, wherein the sheet member is provided with first sheet portions and second sheet portions, and wherein radial widths of the second sheet portions are smaller than radial widths of the first sheet portions.Type: GrantFiled: June 15, 2023Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventor: Yuta Yasutake
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Patent number: 12705004Abstract: A server configured to communicate with a printing apparatus to which an ink cartridge integrated with a printhead is attached and an order system configured to perform processing for delivering a replacement ink cartridge in a case where a number of times of an ink remaining amount of the ink cartridge falls below a threshold for a prescribed number of times includes a transmission unit configured to transmit, to the order system, the ink remaining amount and an identifier of the ink cartridge received from the printing apparatus, and wherein, upon receiving information about a printhead error in the ink cartridge from the printing apparatus, the transmission unit transmits, to the order system, the ink remaining amount that falls below the threshold as the ink remaining amount of the ink cartridge for the prescribed number of times.Type: GrantFiled: June 10, 2024Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventor: Shinya Endo
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Patent number: 12705738Abstract: A medical information processing method according to an embodiment includes: acquiring an X-ray CT image (I1) and spectral information on imaging of the X-ray CT image (I1); acquiring sets of distribution data (D11, D12, and D13) on substances in the X-ray CT image by performing segmentation of the X-ray CT image (I1) according to substance; acquiring plural sets of forward projection data (P11, P12, and P13) on the respective substances by performing forward projection processes for the sets of distribution data (D11, D12, and D13) on the basis of the spectral information and attenuation coefficients for the respective substances; and generating a trained model (M1) by machine learning based on the plural sets of forward projection data (P11, P12, and P13) and raw data (R1) used in generation of the X-ray CT image (I1).Type: GrantFiled: November 1, 2023Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventors: Hiroki Taguchi, Yohei Minatoya
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Patent number: 12706192Abstract: According to one embodiment, a report creation support device includes an identifying module and a report creating module. The identifying module is configured to, when receiving an input selecting a reading order related to a first medical image in which a patient's site is captured by a first modality, specify a predetermined region of the first medical image as a region of interest, and identify a second medical image corresponding to the specified region of interest from among second medical images in which the patient's site is captured by a second modality which is different from the first modality. The report creating module is configured to attach the first medical image and the identified second medical image to a predetermined region of a reading report created for the reading order.Type: GrantFiled: February 3, 2023Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventors: Masato Shibuya, Guang Yi Ong
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Patent number: 12702374Abstract: An X-ray detector according to an embodiment is an X-ray detector of photon counting type including a plurality of detection elements and a voltage supply device configured to supply the detection elements with a voltage for reading out electric charges accumulated in the detection elements irradiated with X-rays, and the X-ray detector includes processing circuitry configured to: identify target elements from among the detection elements based on information that is acquired during a CT scan using the X-ray detector, each of the target elements causing a large current to flow through a circuit between the target element and the voltage supply device; and stop voltage supply from the voltage supply device to at least some of the target elements.Type: GrantFiled: March 5, 2024Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventor: Akira Nishijima
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Patent number: 12703140Abstract: An imprint apparatus including a measurement unit configured to measure a distance to a surface of a mold held by a mold holding unit, thereby obtaining a measurement value, and a control unit configured to perform measurement processing of measuring the distance by the measurement unit for a plurality of portions of a structure provided on the surface of the mold while driving the measurement unit, wherein the measurement value includes a cyclic error caused by a distance between the measurement unit and the mold, and before performing the measurement processing, the control unit adjusts a position of the mold holding unit in a direction intersecting a reference surface such that the distance falls within a distance range corresponding to a range where the measurement value is insensitive to the cyclic error.Type: GrantFiled: July 15, 2024Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventor: Tomokazu Taki
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Patent number: 12703188Abstract: To provide an inkjet recording method capable of recording images with good ink ejection stability and excellent abrasion resistance while circulating ink between the ink storage portion and the recording head over a long period of time. An ink jet recording method in which an aqueous ink is ejected from a recording head and applied to a recording medium to record an image, the ink jet recording method uses an ink jet recording apparatus equipped with an ink circulation flow path for circulating the aqueous ink from an ink storage portion to the recording head, including the ink storage portion for storing the aqueous ink, the recording head of an ink jet system for ejecting the aqueous ink, a cooling portion for cooling the aqueous ink, a heating portion for heating the aqueous ink, and a pump for circulating the aqueous ink.Type: GrantFiled: September 21, 2023Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventors: Minako Kawabe, Masaya Asao
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Patent number: 12704702Abstract: A zoom lens includes a first lens unit, a second lens unit, a third lens unit, and a rear lens group. The first lens unit has a positive refractive power. The third lens unit has a negative refractive power. The rear lens group includes one or more lens units. The first lens unit, the second lens unit, the third lens unit, and the rear lens group are disposed in order from an object side to an image side. An interval between lens units disposed adjacent to each other changes during zooming. The rear lens group includes all of lens units disposed closer to an image than the third lens unit. The first lens unit includes a first positive lens disposed closest to an object and having a positive refractive power. The rear lens group has a positive refractive power at a wide-angle end. Predetermined inequalities are satisfied.Type: GrantFiled: June 20, 2024Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventor: Takahiro Komiyama
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Patent number: 12704801Abstract: An image forming apparatus includes an apparatus main body, a supported unit movable relative to the apparatus main body to an inside position inside the apparatus main body and an outside position outside the apparatus main body, the supported unit including a primary transfer roller, an intermediate transfer belt, and a photosensitive member, an opening/closing member movable relative to the apparatus main body to a closed position and an open position retracted from the closed position, the opening/closing member being configured to block a movement path for the supported unit, and a transfer unit having a secondary transfer roller. When the supported unit is at the inside position, the intermediate transfer belt is positioned below the photosensitive member, and when the supported unit is at the outside position, the supported unit is supported by the transfer unit, and the transfer unit is positioned below the intermediate transfer belt.Type: GrantFiled: March 12, 2025Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventors: Koichi Sekimizu, Yoji Misao, Taisuke Hyodo
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Patent number: 12704805Abstract: An image forming apparatus for forming an image on a recording material, that includes a first casing and a second casing that are attachable to and detachable from each other, a first connector unit including a first terminal portion and a first support portion, and a second connector unit including a second support portion and a second terminal portion electrically connected with the first terminal portion by being engaged with the first terminal portion. The first support portion is movable relative to the first casing. The first terminal portion is fixed to the first support portion. The second support portion is fixed to the second casing. The second terminal portion is movable relative to the second support portion. A movable range of the first support portion relative to the first casing is larger than a movable range of the second terminal portion relative to the second support portion.Type: GrantFiled: October 1, 2024Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventor: Sho Horiuchi
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Patent number: 12704806Abstract: An optical scanning device includes a light source, a deflecting unit, an optical member group, a casing and a light transmissive member. The casing accommodates in the deflecting unit and the optical member group and includes an opening through which a laser light emitted from the light source passes. The light transmissive member covers the opening. The light transmissive member includes a base surface and a plurality of projected portions provided on the base surface. When a distance between a center portion of one of the projected portions and a center portion of the projected portion adjacent to the one of the projected portions with respect to a longitudinal direction of the light transmissive member is defined as an interval between the projected portions, a height of the projected portions from the base surface is larger than the interval.Type: GrantFiled: January 24, 2025Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventor: Hiroyuki Fukuhara
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Patent number: 12707164Abstract: A photoelectric conversion device includes pixels arranged to form rows and columns, an output line group arranged for each column and including first and second output lines, a pixel control unit that controls readout of signals from the pixels in units of rows, and an amplitude limiting unit that limits ranges of signal amplitudes of the output line groups. The pixel control unit executes a first scan of reading out signals from pixels connected to the first output, and a second scan of reading out signals from pixels connected to the second output lines. When the readout period from the first pixel and the readout period from the second pixel connected to the second output line adjacent to the first output line connected to the first pixel overlap each other, the amplitude limiting unit limits maximum signal amplitudes in the first and second output lines to different ranges.Type: GrantFiled: February 24, 2025Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventors: Shinya Ichino, Takanori Suzuki, Satoshi Kato
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Patent number: 12705736Abstract: A medical image processing apparatus of an embodiment includes processing circuitry. The processing circuitry acquires an input image including a region of interest of a subject. The processing circuitry acquires information on an existence probability of the region of interest on the basis of the input image. The processing circuitry calculates an estimated value of a shape of the region of interest on the basis of the input image and the information on the existence probability.Type: GrantFiled: March 28, 2023Date of Patent: August 11, 2026Assignee: Canon Kabashiki KaishaInventors: Yukiteru Masuda, Ryo Ishikawa, Toru Tanaka, Gakuto Aoyama
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Patent number: 12703187Abstract: A device for controlling a printing temperature of an ink in a print head of a system for inkjet printing includes a heat exchanger with a first channel for ink and a second channel for a temperature control fluid; a chiller for heating and/or cooling the temperature control fluid; an ink circuit that is configured to pump ink through the heat exchanger and into the print head; and a temperature control fluid circuit that is configured to pump the temperature control fluid through the chiller and the heat exchanger. The device is configured to heat and/or cool the temperature control fluid with the chiller such that a temperature of the ink is set within a predetermined temperature range. At least one heating element is provided at the heat exchanger to heat the temperature control fluid and the ink to more rapidly set the ink within the predetermined temperature range.Type: GrantFiled: July 26, 2024Date of Patent: August 11, 2026Assignee: Canon Production Printing Holding B.V.Inventors: Ender Olgac, Matthias Kage
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Patent number: 12703134Abstract: A manufacturing apparatus includes an injection cylinder to which molten resin is supplied and which is configured to inject molten resin, an injection plunger disposed such that the injection plunger fits in the injection cylinder and moves in a first direction and a second direction opposite to the first direction, a pressing member configured to be able to be separated from the injection plunger and press the injection plunger for moving the injection plunger toward the first direction, and a sensor configured to detect contact and/or separation between the injection plunger and the pressing member. In a state where the pressing member is separated from the injection plunger, molten resin supplied into the injection cylinder presses the injection plunger to move the injection plunger in the second direction, and contact between the injection plunger and the pressing member is detected by the sensor.Type: GrantFiled: March 15, 2023Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventors: Akira Suzuki, Toshiki Kobayashi, Junichi Matsumura, Kengo Nakajima
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Patent number: 12703186Abstract: A liquid ejection head includes ejection nozzles, pressure compartments, a supply port, and first pillar structures. The pressure compartments which each communicate with a corresponding ejection nozzle of the ejection nozzles and are each combined with an energy generating element configured to generates ejection energy for ejecting liquid. The supply port supplies the liquid to the pressure compartments. The first pillar structures are arranged between the supply port and the pressure compartments. The pressure compartments is each defined by a flow path walls arranged in line and parallel to each other. A liquid flow path is formed and configured to allow the liquid to flow through the liquid flow path from the at least one supply port via the first pillar structures into the pressure compartments. A longest clearance between the first pillar structures is smaller than a shortest clearance between the flow path walls and the first pillar structures.Type: GrantFiled: November 9, 2023Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventors: Shin Ishimatsu, Takatsugu Moriya, Koichi Ishida, Keiji Tomizawa, Yoshihiro Hamada, Fumi Tanaka, So Aizawa, Kyosuke Toda
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Patent number: 12703597Abstract: In a printing medium accommodating apparatus, a printing medium discharged from a discharge port of a printing apparatus is stacked. The printing medium accommodating apparatus includes: a receiving member configured to receive a printing medium discharged from the discharge port; and a holding member having a holding portion configured to hold one end of the receiving member, the holding member being capable of being connected with a first attachment unit attached to the printing apparatus, the holding member being configured to be capable of transitioning from a first state where the holding member is connected with the first attachment unit to a second state where the holding member is separated from the first attachment unit.Type: GrantFiled: January 13, 2023Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventors: Tsutomu Obata, Ryo Kobayashi, Ryo Harigae, Itaru Wada, Kengo Nieda, Kohei Fukui
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Patent number: 12704569Abstract: In one embodiment, an MRI apparatus comprising: an RF coil configured to transmit an RF signal to an object; an RF amplifier configured to output the RF signal to a load including at least the RF coil and the object, wherein the RF amplifier comprises: an RF amplification circuit configured to amplify an inputted RF signal; and control circuitry configured to acquire load impedance information of the load in a first scan, determine compensation data for compensating nonlinearity of the RF signal to be outputted from the RF amplification circuit for each amplitude of the inputted RF signal based on the load impedance information, and compensate for the RF signal to be outputted from the RF amplification circuit in a second scan for each amplitude of the inputted RF signal by using the compensation data.Type: GrantFiled: May 13, 2024Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventor: Hisanori Suzuki
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Patent number: 12704574Abstract: A magnetic resonance (MR) simulation apparatus according to an embodiment includes processing circuitry. The processing circuitry updates and obtains, for each of voxels, an electron-spin density matrix based on a pulse sequence for acquisition of MR signals. For each of the voxels, the processing circuitry computes, during an acquisition period for the MR signals in the pulse sequence, an observation value representing a predetermined observation by using the density matrix, and computes a spatial partial differential of the observation value based on the pulse sequence. The processing circuitry computes a signal value for output based on the observation value and the spatial partial differential of the observation value. The signal value represents a sum of the MR signals in the voxels.Type: GrantFiled: August 14, 2024Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventor: Hidenori Takeshima
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Patent number: 12704795Abstract: The present disclosure provides a fine particle containing silicon, wherein the fine particle has a number-average particle diameter of a primary particle of 0.05 ?m or more and 0.20 ?m or less, wherein the fine particle contains a silicon atom at a ratio of 20% or more with respect to all elements in measurement by X-ray fluorescence.Type: GrantFiled: February 14, 2023Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventors: Ichiro Kanno, Hayato Ida, Hiroki Watanabe, Mari Kaburagi
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Patent number: 12704802Abstract: A heating device includes a first rotating body, a heater, a temperature detection element, and a heater holder. The heater includes a heating element and a substrate on which the heating element is located. The temperature detection element is located on a second surface of the substrate opposite to a first surface of the substrate in a thickness direction of the substrate. The heater holder includes a reservoir portion configured to reserve grease to be supplied to between the first rotating body and the heater in a longitudinal direction of a longer side of the first surface of the substrate. A length of an area in the thickness direction of the reservoir portion overlapping an area where the temperature detection element is located is greater than a length of an area in the thickness direction of the reservoir portion not overlapping the area where the temperature detection element is located.Type: GrantFiled: May 28, 2025Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventors: Takanori Mitani, Satoshi Nishida, Isamu Takeda
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Patent number: 12704809Abstract: An image forming apparatus includes: an apparatus main body; a first unit including a photosensitive drum, the first unit including a first wall surface provided at one end portion in a rotation axis direction of the photosensitive drum; and a second unit including a belt capable of coming into contact with the photosensitive drum. The first unit and the second unit are capable of being coupled to each other and moving integrally to the outside of the apparatus main body. In a state in which the first unit and the second unit are coupled to each other, the first wall surface is located outward of the belt in the rotation axis direction, and a lower end portion of the first wall surface in a vertical direction is located below a contact surface of the belt that comes into contact with the photosensitive drum.Type: GrantFiled: March 11, 2025Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventors: Hiroyuki Kadowaki, Yoji Misao
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Patent number: 12705867Abstract: An image processing apparatus includes a memory storing instructions, and a processor configured to execute the instructions to acquire information about an optical system included in an image pickup apparatus configured to capture an image, acquire a change amount in the information about the optical system in a peripheral area of a target pixel in the image based on the information about the optical system, and acquire, based on the change amount, information about recognition accuracy in the peripheral area by a recognition apparatus configured to perform image recognition.Type: GrantFiled: November 2, 2023Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventors: Azusa Tsukahara, Gaku Watanabe
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Patent number: 12706381Abstract: An antenna apparatus that comprises an antenna array in which a plurality of active antennas each including an antenna and a semiconductor structure configured to generate or detect an electromagnetic wave are arranged in an array, a coupling line configured to mutually couple two antennas respectively included in at least two active antennas among the plurality of active antennas, and an impedance variable device configured to make an impedance of the coupling line variable is provided.Type: GrantFiled: April 13, 2023Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventors: Yasushi Koyama, Takeaki Itsuji, Yuki Kitazawa, Tatsuya Murao, Koji Yukimasa, Takahiro Sato
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Patent number: 12707173Abstract: A photoelectric conversion device has a pixel array on which a first pixel to a third pixel are arranged, wherein the first pixel and the second pixel are arranged to be parallel to a first direction, wherein the first pixel is located at a position separated from the second pixel in a positive direction of the first direction, wherein the first pixel is connected to a first signal processing circuit via a first signal line, wherein the second pixel is connected to a second signal processing circuit via a second signal line, wherein the first signal processing circuit and the second signal processing circuit are arranged to be parallel to the first direction, and wherein the first signal processing circuit is located at a position separated from the second signal processing circuit in a direction having a component of a negative direction of the first direction.Type: GrantFiled: July 1, 2024Date of Patent: August 11, 2026Assignee: Canon Kabushiki KaishaInventors: Hideo Kobayashi, Takanori Suzuki
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Patent number: 12707732Abstract: A member for a solid-state image pickup device having a bonding plane with no gaps and a method for manufacturing the same are provided. The manufacturing method includes the steps of providing a first substrate provided with a photoelectric converter on its primary face and a first wiring structure, providing a second substrate provided with a part of a peripheral circuit on its primary face and a second wiring structure, and performing bonding so that the first substrate, the first wiring structure, the second wiring structure, and the second substrate are disposed in this order. In addition, at least one of an upper face of the first wiring structure and an upper face of the second wiring structure has a concave portion, and a conductive material forms a bottom face of the concave portion.Type: GrantFiled: November 4, 2024Date of Patent: August 11, 2026Assignee: CANON KABUSHIKI KAISHAInventors: Nobuyuki Endo, Tetsuya Itano, Kazuo Yamazaki, Kyouhei Watanabe, Junji Iwata
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Publication number: 20260224182Abstract: An X-ray computed tomography apparatus includes processing circuitry. The processing circuitry acquires a medical image including a bone region. The processing circuitry generates a spatial distribution of certainty information of the bone region, based on the medical image. The processing circuitry sets a partial storage region for the bone region on the medical image, based on the spatial distribution. The processing circuitry determines validity of the partial storage region, based on the spatial distribution and position information of the partial storage region. The processing circuitry displays a display screen on which the medical image and the partial storage region are superimposed, the displaying including displaying the partial storage region with a first visual effect in a case where the validity is determined to be present, and displaying the partial storage region with a second visual effect in a case where the validity is determined to be absent.Type: ApplicationFiled: January 30, 2026Publication date: August 6, 2026Applicant: Canon Medical Systems CorporationInventors: Koki KAWAI, Kyotaro HORIO