Patents Assigned to Canon Kabushiki Kaisha
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Patent number: 11972162Abstract: To control an image forming apparatus using a service on a network, an information terminal performs two-factor authentication and acquires authentication information through the two-factor authentication so that the image forming apparatus accesses the service.Type: GrantFiled: August 2, 2022Date of Patent: April 30, 2024Assignee: Canon Kabushiki KaishaInventor: Masato Fukuda
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Patent number: 11972314Abstract: An information processing apparatus, which communicates with an image forming apparatus and a reader, including: a display; and a controller configured to: obtain read image data output from the reader; determine an error of the read image data based on the read image data and reference data; cancel image forming operation of the image forming apparatus in a case where the error is determined in succession a predetermined number of times; cancel reading operation of the reader in the case where the error is determined in succession the predetermined number of times; notify, on the display, the cancellation of the image forming operation and the reading operation in the case where the error is determined in succession the predetermined number of times; and receive a user's instruction information about the predetermined number of times.Type: GrantFiled: July 10, 2023Date of Patent: April 30, 2024Assignee: Canon Kabushiki KaishaInventors: Tatsuomi Murayama, Isami Itoh, Sumito Tanaka, Sho Ikemoto
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Patent number: 11972160Abstract: Convenience and security of an information processing apparatus including a USB host interface in a case where network connection is established via a USB-LAN adapter are improved. The information processing apparatus includes a plurality of external USB ports to which USB compatible network adapters are connected. The information processing apparatus performs a predetermined notification in response to a number of the network adapters connected to the information processing apparatus via the external USB ports having reached a predetermined upper limit.Type: GrantFiled: December 20, 2022Date of Patent: April 30, 2024Assignee: CANON KABUSHIKI KAISHAInventor: Ryuji Nagahara
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Patent number: 11972156Abstract: A device management application acquires device information at a predetermined frequency from a printing device on a network and generates a device list by adding a newly detected printing device. In the device list, for a printing device on which device information is acquired, the device information is accumulated in association with the acquisition date and time, and for a printing device on which device information is not acquired, information indicating no connection is accumulated as device usage information in association with the acquisition date and time. A report is created based on the information accumulated for printing devices included in the device list.Type: GrantFiled: November 15, 2022Date of Patent: April 30, 2024Assignee: Canon Kabushiki KaishaInventor: Yuta Watanabe
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Patent number: 11970003Abstract: Provided is a liquid ejection apparatus, liquid ejection method, dispensing apparatus, and compound introduction apparatus capable of inhibiting contamination of a liquid after being ejected. The liquid ejection apparatus has an ejection unit having an ejection part and an ejection energy generation element that ejects a liquid from the ejection part by using a principle of inkjet ejection into an internal space in a storage part capable of storing the ejected liquid. When ejecting the liquid, the ejection unit covers an opening portion of the storage part to thereby screen the internal space in the storage part from an external space.Type: GrantFiled: March 14, 2022Date of Patent: April 30, 2024Assignee: Canon Kabushiki KaishaInventors: Futoshi Hirose, Shinichi Sakurada, Sachiko Yamauchi, Tatsuaki Orihara, Yoshinori Itoh, Nobuyuki Kuwabara, Tsutomu Shiratori
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Patent number: 11969996Abstract: An object of the present disclosure is to perform both heater drive control and fuse drive control without increasing the number of signal lines. One embodiment of the present invention is a printing apparatus including: a print head having a plurality of heaters for heating and ejecting ink and a fuse for retaining information; and a print head control unit configured to control the print head, and the print head control unit has a heater drive control unit configured to control drive of the plurality of heaters and a write pulse generation unit configured to generate a write pulse for performing write for the fuse and data that is generated by the heater drive control unit and the write pulse are transmitted from the print head control unit to the print head via an identical terminal and an identical signal line.Type: GrantFiled: March 9, 2022Date of Patent: April 30, 2024Assignee: Canon Kabushiki KaishaInventors: Kazuki Hirobe, Hironori Naka
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Patent number: 11970438Abstract: There is provided a compound having a structure represented by the following Formula (1), in Formula (1), R1 and R2 each independently represent a phenyl group having a substituent or an unsubstituted phenyl group, R3 and R4 each independently represent a C2-C12 alkyl group having a substituent or an unsubstituted C2-C12 alkyl group, a cyano group, a trifluoromethyl group, or a halogen atom, R5 and R6 each independently represent a hydrogen atom or an alkyl group, R7 represents a phenyl group having a substituent, an unsubstituted phenyl group, or a heteroaromatic group having a specific structure, and X? represents an anion, and in a case where at least one anionic substituent is included in a molecule, X? may not be present.Type: GrantFiled: April 15, 2021Date of Patent: April 30, 2024Assignee: Canon Kabushiki KaishaInventors: Ai Hayakawa, Koromo Shirota, Taichi Shintou, Tsuyoshi Santo
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Patent number: 11972990Abstract: A unit includes a wiring board having a first face having a mounting portion on which an electronic device is mounted, a second face opposite to the first face, and end faces continuous with the first face and the second face, a resin member provided to cover the end faces and to have protrusions protruding upward from the end faces to face each other across a space above the mounting portion, and an insulating film covering the second face, wherein at least a part of an edge of the insulating film is provided away from an end of the second face on the end face side.Type: GrantFiled: October 11, 2021Date of Patent: April 30, 2024Assignee: Canon Kabushiki KaishaInventors: Satoshi Nozu, Yu Aoki, Hirotaka Sekiguchi, Koji Sato, Koji Tsuduki
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Patent number: 11970359Abstract: A sheet conveying apparatus may comprise a first conveying roller configured to convey a sheet and a second conveying roller disposed on a downstream side of the first conveying roller in a conveyance direction of the sheet. In a case where the second conveying roller rotates at a first speed by a driving force being transmitted to the second conveying roller, the first conveying roller rotates by being driven with respect to the second conveying roller. In a case where the second conveying roller rotates at a second speed faster than the first speed by the driving force being transmitted to the second conveying roller, the first conveying roller rotates at the second speed.Type: GrantFiled: February 11, 2022Date of Patent: April 30, 2024Assignee: CANON KABUSHIKI KAISHAInventors: Satoshi Tsuda, Takashi Yano
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Patent number: 11969841Abstract: A transport system includes a transport path having at least two transporting modules, a carriage configured to move on the transport path, a controller provided on each of the two transporting modules and configured to drive the carriage in response to a drive command, and a sensor provided on each of the two transporting modules. The drive command is corrected with a distance between the sensors provided on the two transporting modules.Type: GrantFiled: October 8, 2021Date of Patent: April 30, 2024Assignee: Canon Kabushiki KaishaInventors: Takashi Nakamura, Hidetada Narahara, Shinichiro Takahama
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Patent number: 11970349Abstract: A cassette comprises a sheet housing portion that has an opening in an upper face and houses sheets, a cassette cover that can be attached and detached and covers at least a portion of the opening, a first protruding portion that is provided in one edge portion of the cassette cover and protrudes toward a bottom face of the sheet housing portion, and a second protruding portion that is provided in the other edge portion of the cassette cover and opposes the first protruding portion, wherein the sheet housing portion includes a projection-shaped portion that protrudes toward the first protruding portion and a position regulating portion that has a gap into which the second protruding portion enters, and the first protruding portion is provided with a receiving portion into which the projection-shaped portion enters.Type: GrantFiled: July 27, 2022Date of Patent: April 30, 2024Assignee: Canon Kabushiki KaishaInventors: Gakushi Tanaka, Akira Nakashima, Kazuto Ishihara, Yasuhito Tsubakimoto
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Patent number: 11971682Abstract: A cartridge includes a first unit including a photosensitive member, and a second unit including a developer bearing member and a force receiving portion, the second unit being configured to be rotatable about a first axis to move with respect to the first unit between a first position and a second position. In a state where the first unit is in a same posture as when an image forming operation is performed, the second unit is disposed at the second position by its own weight. The developer bearing member is configured to be rotatable about a second axis. When seen in the direction of the first axis, a first distance between the force receiving portion and the second axis is smaller than a second distance between the first axis and the second axis and a third distance between the first axis and the force receiving portion.Type: GrantFiled: April 10, 2023Date of Patent: April 30, 2024Assignee: Canon Kabushiki KaishaInventors: Hideki Kakuta, Toshiaki Takeuchi, Yu Akiba, Shuichi Gofuku, Tomofumi Kawamura, Yusuke Atsu, Joji Goto
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Patent number: 11971681Abstract: A coupling structure is provided in an image forming apparatus that forms an image on a recording material and constituted to couple a first sheet metal and a second sheet metal having an insulative layer on a surface of a metal layer, respectively. The coupling structure includes a first conductive portion, a second conductive portion and a coupling portion. The metal layer of the first conductive portion is exposed by the insulative layer being exfoliated by laser working in the first sheet metal. The metal layer of the second conductive portion is exposed by the insulative layer being exfoliated by laser working in the second sheet metal. The coupling portion couples the first sheet metal and the second sheet metal in a state in which at least a part of the first conductive portion and at least a part of the second conductive portion are contacted with each other.Type: GrantFiled: September 7, 2022Date of Patent: April 30, 2024Assignee: CANON KABUSHIKI KAISHAInventors: Yoshiaki Hara, Motoki Koshigaya, Manabu Hada
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Patent number: 11971680Abstract: An abutting portion that abuts on an operation lever for moving a pressure roller is provided on an inner side of an exterior cover provided so as to be openable and closable with respect to a housing that accommodates a fixing unit. The pressure roller is movable to a first pressing position where the pressure roller presses a heating roller with a first pressing force and to a second pressing position where the pressure roller presses the heating roller with a second pressing force smaller than the first pressing force. In addition, the operation lever is moved to a first position for positioning the pressure roller at the first pressing position and to a second position for positioning the pressure roller at the second pressing position. When the exterior cover is closed while the operation lever is located at the second position, the abutting portion abuts on the operation lever.Type: GrantFiled: November 24, 2021Date of Patent: April 30, 2024Assignee: Canon Kabushiki KaishaInventor: Hisashi Otaka
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Patent number: 11971666Abstract: An image forming operation forms an image on a transfer target in a state in which a developing member is located at a first position where a developer is supplied to an image bearing member and a first charging voltage is applied to a charging unit. The image forming operation is followed by: a first rotating operation of rotating the image bearing member in a state in which the developing member is located at the first position and a second charging voltage smaller in absolute value than the first charging voltage is applied; and a second rotating operation of rotating the image bearing member in a state in which the developing member is located at a second position where the developer is not supplied to the image bearing member and a third charging voltage smaller in absolute value than the second charging voltage is applied.Type: GrantFiled: April 25, 2022Date of Patent: April 30, 2024Assignee: CANON KABUSHIKI KAISHAInventors: Hiroko Katagiri, Shinji Katagiri, Koji An, Takashi Mukai
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Patent number: 11971520Abstract: An optical device includes, in sequence, a surface formed of a metal oxide, a samarium oxide-containing layer in contact with the surface formed of a metal oxide, and a magnesium fluoride-containing layer in contact with the samarium oxide-containing layer so as to suppress optical absorption resulting from high-rate sputter deposition of a magnesium fluoride-containing layer on a surface formed of a metal oxide.Type: GrantFiled: April 21, 2020Date of Patent: April 30, 2024Assignee: CANON KABUSHIKI KAISHAInventors: Hideo Akiba, Kyohei Ishikawa
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Patent number: 11971607Abstract: An optical system with a fixed focal length includes a front lens unit closest to an object, a rear lens unit having a negative refractive power closest to an image plane, and a middle unit having a positive refractive power as a whole, including one or more lens units, and disposed between the front lens unit and the rear lens unit. A distance between adjacent lens units changes during focusing. The rear lens unit includes two or more positive lenses. A predetermined condition is satisfied.Type: GrantFiled: November 13, 2020Date of Patent: April 30, 2024Assignee: CANON KABUSHIKI KAISHAInventor: Takahiro Hatada
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Patent number: 11972546Abstract: When swinging of a camera does not follow a motion of a subject in following-photographing, the position of the subject deviates among a plurality of images, and thus there is a problem that the subject that is moving is blurred. An image processing apparatus includes: a standard region designation unit configured to designate a partial region in an image as a standard region; a standard region motion blur setting unit configured to set a motion blur in the standard region designated by the standard region designation unit as a predetermined motion blur; and a motion blur adjustment unit configured to adjust a motion blur in the standard region so that the motion blur becomes the predetermined motion blur and adjust a motion blur on a screen of a region different from the standard region in accordance with the adjusting of the motion blur in the standard region.Type: GrantFiled: June 23, 2022Date of Patent: April 30, 2024Assignee: CANON KABUSHIKI KAISHAInventor: Satoru Kobayashi
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Patent number: 11970390Abstract: The present disclosure provides a method for producing a microchannel device, which can form a channel that has high hydrophobicity, high solvent resistance as well, and also resistance to heat and damage, on demand with high accuracy, and produces the microchannel device at a low cost, while having high productivity. The method for producing a microchannel device includes: forming a channel pattern from a hydrophobic resin on a porous substrate by an electrophotographic method; melting the channel pattern by heat to allow the channel pattern to permeate into the porous substrate, thereby forming a channel in the inside of the porous substrate.Type: GrantFiled: February 22, 2022Date of Patent: April 30, 2024Assignee: Canon Kabushiki KaishaInventors: Takeshi Yamamoto, Jun Miura, Keiji Miyazaki, Hiroki Tanaka, Makoto Fukatsu, Akihisa Matsukawa, Takayuki Kanazawa, Keigo Mizusawa, Masanori Seki, Masanori Tanaka
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Patent number: 11971552Abstract: An electronic device comprises a display configured to display an image, an ocular optical system for viewing the display, and a control unit configured to control the display unit so as to change a display area of the display based on a distance from the ocular optical system to an eye of a user looking into the ocular optical system.Type: GrantFiled: October 28, 2022Date of Patent: April 30, 2024Assignee: Canon Kabushiki KaishaInventor: Saki Nakamichi