Patents by Inventor Ryosuke Sakai
Ryosuke Sakai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 11971673Abstract: An image forming apparatus includes a process unit, a heating unit, and a controller unit. The process unit is configured to transfer an image onto a sheet. The heating unit is configured to fix the image transferred at the process unit onto the sheet, and to transfer a transfer layer onto an image formed on a sheet overlaid on a multilayer film. The controller unit is capable of operating in a first printing mode in which processes of transferring an image at the process unit, fixing the image at the heating unit, and transferring the transfer layer at the heating unit are executed, and a second printing mode in which processes of transferring an image at the process unit and fixing the image at the heating unit are not executed, and a process of transferring the transfer layer at the heating unit is executed.Type: GrantFiled: September 29, 2022Date of Patent: April 30, 2024Assignee: Brother Kogyo Kabushiki KaishaInventors: Tomoya Ichikawa, Tomoya Yamamoto, Ryosuke Sakai, Kentaro Mori, Kyoko Sugiyama, Ayaka Ohira, Isami Fujisawa
-
Patent number: 11959944Abstract: A current sensor includes an electrical-conduction member, a magnetoelectric converter and a shield. The shield includes a first shield and a second shield arranged such that surfaces are opposed to and spaced away from each other. A part of the electrical-conduction member and the magnetoelectric converter are located between the surface of the first shield and the surface of the second shield. The part of the electrical-conduction member located between the first shield and the second shield extends in an extension direction along the surface of the second shield. The second shield has two sides aligned in a lateral direction perpendicular to the extension direction, and has a plurality of extending parts extending toward the first shield at the sides and being aligned with and separated from each other in the extension direction. The magnetoelectric converter is located between the plurality of extending parts.Type: GrantFiled: June 22, 2022Date of Patent: April 16, 2024Assignee: DENSO CORPORATIONInventors: Takuma Esaka, Ryosuke Sakai, Hiroaki Miwa
-
Patent number: 11953526Abstract: A current sensor includes a wiring board, a shield, an insulating sensor housing, and a shield adhesive. The wiring board and the shield are accommodated in the sensor housing. The sensor housing has a shield support part to support the shield, and a shield adhesion part. An application surface of the shield adhesion part is further from the shield than a contact surface of the shield support part. The shield is mounted on the contact surface of the shield support part, and the shield adhesive is disposed between the application surface of the shield adhesion part and the shield. The shield and the wiring board are aligned with and spaced from each other in the sensor housing.Type: GrantFiled: June 27, 2022Date of Patent: April 9, 2024Assignee: DENSO CORPORATIONInventors: Akito Sasaki, Ryosuke Sakai, Hiroaki Miwa, Takeshi Tsukamoto, Hiroshi Nomura, Takuma Esaka, Tatsuaki Sugito
-
Publication number: 20240103314Abstract: Provided is a display device in which warping of a display panel is sufficiently reduced or prevented. The display device includes: a display panel; and a polarizer, the polarizer being provided with at least one notch that extends inward from an outer edge of the polarizer.Type: ApplicationFiled: August 29, 2023Publication date: March 28, 2024Inventors: Ryosuke SAIGUSA, Akira SAKAI, Yuichi KAWAHIRA, Masahiro HASEGAWA
-
Patent number: 11934069Abstract: An optical element includes, sequentially from a viewing surface side toward a back surface side: a viewing-surface-side polarizer; a retarder; and a back-surface-side polarizer, a transmission axis of the viewing-surface-side polarizer and a transmission axis of the back-surface-side polarizer being parallel to each other, the optical element having an average angle ? between an angle ?1 and an angle ?2 of greater than 0° and smaller than 90°, wherein the angle ?1 represents an angle formed by an optical axis of the retarder on a surface close to the back surface with the surface close to the back surface; and the angle ?2 represents an angle formed by an optical axis of the retarder on a surface close to the viewing surface with the surface close to the viewing surface.Type: GrantFiled: August 23, 2022Date of Patent: March 19, 2024Assignee: SHARP DISPLAY TECHNOLOGY CORPORATIONInventors: Akira Sakai, Yuichi Kawahira, Masahiro Hasegawa, Ryosuke Saigusa
-
Patent number: 11927850Abstract: Provided is a liquid crystal display device having high luminance and high CR in a front direction and especially useful as a head-mounted liquid crystal display device, for example. The liquid crystal display device includes: a liquid crystal panel; an optical element; and a backlight, arranged in this order from a viewing surface side. The optical element includes a first polarizer, a retardation layer, and a second polarizer. The first polarizer, the retardation layer, and the second polarizer are arranged in this order from the viewing surface side. The first polarizer and the second polarizer are reflection polarizers. A reflection axis of the first polarizer and a reflection axis of the second polarizer are parallel to each other. In oblique directions at azimuths of 0°, 45°, and 90° at a polar angle of 60°, a polarization state of light incident on the first polarizer is elliptical polarization.Type: GrantFiled: May 10, 2023Date of Patent: March 12, 2024Assignee: Sharp Display Technology CorporationInventors: Yuichi Kawahira, Masahiro Hasegawa, Ryosuke Saigusa, Akira Sakai
-
Publication number: 20240062048Abstract: A learning device 1X includes a probabilistic inference result generation means 16X, a formatting means 17X, and a training means 18X. The probabilistic inference result generation means 16X is configured to generate a probabilistic inference result that is probabilistically generated for an input data. The formatting means 17X is configured to generate a formatted inference result obtained by formatting the probabilistic inference result. The training means 18X is configured to train a correction learning model that is a learning model configured to correct the formatted inference result, based on the input data, correct answer data corresponding to the input data, and the formatted inference result.Type: ApplicationFiled: December 28, 2020Publication date: February 22, 2024Applicant: NEC CorporationInventor: Ryosuke SAKAI
-
Patent number: 11865859Abstract: A layer transfer device includes: a cover; a heat roller; a controller; temperature sensors including first and second sensors; and a locking member movable between a locking position to lock the cover to a closed position and an unlocking position to permit movement of the cover from the closed position to an open position. The first sensor measures temperature of a first member heated by a multilayer film or a sheet having been heated by the heat roller. The second sensor measures temperature of a second member heated by the heat roller. The controller determines evaluated temperatures based on temperatures measured by the temperature sensors, places the locking member in the locking position when at least one of the evaluated temperatures is not lower than a first threshold value, and places the locking member in the unlocking position when the evaluated temperatures are all lower than the first threshold value.Type: GrantFiled: July 28, 2021Date of Patent: January 9, 2024Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Kentaro Mori, Ryosuke Sakai
-
Publication number: 20230401832Abstract: Provided is an information processing apparatus causing an image identification model to perform learning in consideration between a degree of similarity between an original image and a converted image.Type: ApplicationFiled: June 2, 2023Publication date: December 14, 2023Applicant: NEC CorporationInventors: Ryosuke Sakai, Soma Shiraishi, Tomokazu Kaneko
-
Patent number: 11835906Abstract: In a foil transfer device for transferring a transfer layer from a foil film onto a sheet laid on the foil film, the foil film is wound on a supply reel, and taken up on a take-up reel. A heating member heats the foil film, and a pressure member is provided to press the foil film and the sheet between the pressure member and the heating member. A separator changes a traveling direction of the foil film having passed through between the heating member and the pressure member into a direction different from a direction of conveyance of the sheet, to thereby separate the foil film from the sheet. A first fan blows air toward the foil film positioned between the heating member and the separator.Type: GrantFiled: March 25, 2022Date of Patent: December 5, 2023Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Kentaro Mori, Ryosuke Sakai, Ayaka Ohira, Tomoya Yamamoto, Seiji Hiramatsu
-
Publication number: 20230386180Abstract: In a learning data generation device, an acquisition means acquires a first image corresponding to an image obtained by photographing one or more objects arranged in a predetermined arrangement state, and first information corresponding to information indicating the predetermined arrangement state in the first image. An image deformation means deforms a second image corresponding to an image of a desired object. An image generation means generates a fourth image having an arrangement state that matches or is similar to the predetermined arrangement state indicated by the first image, by pasting a deformed second image to the first image or a third image corresponding to the image of a position where the desired object is arranged. A learning data generation means generates data including the fourth image and second information corresponding to the information indicating the arrangement state of the object in the fourth image, as learning data.Type: ApplicationFiled: May 25, 2023Publication date: November 30, 2023Applicant: NEC CorporationInventors: Tomokazu KANEKO, Soma Shiraishi, Ryosuke Sakai
-
Publication number: 20230342402Abstract: A data analysis apparatus performs to acquire series data having character strings related to an information system to be analyzed as elements and series data having numerical values indicating a state of a device constituting the information system as elements, each of the series data having an index that enables comparison of element order relations within series and between series, classify the elements of each piece of the series data into classification classes, and output series data having classification values indicating classification classes as elements, integrate series data having classification values of the character strings as elements and series data having classification values of the numerical values as elements into one piece of series data, and detect an occurrence of a frequent pattern which is a combination of frequently occurring elements, using the one piece of series data obtained through integration.Type: ApplicationFiled: June 29, 2023Publication date: October 26, 2023Applicant: Mitsubishi Electric CorporationInventors: Yoshihiro MITSUKA, Yoshikuni MIYATA, Motofumi AWA, Ryosuke SAKAI
-
Publication number: 20230249170Abstract: A honeycomb structure includes: a honeycomb structure portion comprising: an outer peripheral wall; a partition wall; and at least one slit cut radially inward from the outer peripheral wall. The outer peripheral wall and the partition contain SiC and Si. The at least one slit is filled with a filling material. At least one of two regions sandwiched between the pair of electrode layers on the outer surface of the outer peripheral wall has an information recognition portion for displaying information, and the information recognition portion has an area of a color tone range of 0.36?x?0.38, 0.38?y?0.41, 14?Y?100 of 250 mm2 or more in a CIExyY color space as defined in JIS Z 8781-3.Type: ApplicationFiled: January 26, 2023Publication date: August 10, 2023Applicant: NGK Insulators, Ltd.Inventor: Ryosuke SAKAI
-
Publication number: 20230234118Abstract: A foil transfer device which transfers foil onto a sheet is disclosed herein. When a nip/release mechanism moves a first roller and starts causing a foil film to be pressed against a confined surface region on a sheet, located apart from a leading edge of the sheet, a controller executes: a first process of causing a conveyor roller to start conveyance of the sheet, while the first roller is positioned in a separate position; a second process of causing the conveyor roller to stop conveyance of the sheet before a foil transfer area reaches a transfer position; a third process of causing the nip/release mechanism to start moving the first roller from the separate position to a nipping position while the conveyance of the sheet is stopped; and a fourth process of causing the conveyor roller to restart conveyance of the sheet before the first roller reaches the nipping position.Type: ApplicationFiled: March 27, 2023Publication date: July 27, 2023Inventors: Ryosuke Sakai, Tomoya Yamamoto, Ayaka Ohira
-
Patent number: 11701875Abstract: A foil transfer apparatus configured to transfer foil of a foil film to a sheet includes a cover movable between a closed position and an open position, a lock mechanism capable of locking the cover at the closed position, a heating member, a pressurizing member, a temperature sensor, and a controller configured to: calculate a first lock determination temperature and a second lock determination temperature that are values obtained by respectively adding a first correction value and a second correction value that are determined based on a condition for performing a foil transfer operation to a detection temperature detected by the temperature; control the lock mechanism to lock the cover when the first lock determination temperature is not lower than a first threshold; and control the lock mechanism to unlock the cover when the second lock determination temperature is lower than a second threshold.Type: GrantFiled: November 3, 2021Date of Patent: July 18, 2023Assignee: Brother Kogyo Kabushiki KaishaInventors: Kentaro Mori, Ryosuke Sakai
-
Publication number: 20230186591Abstract: An information processing device 4 includes a feature point acquiring means 41A and a label determining means 43A. The feature point acquiring means 41A is configured to acquire, based on a captured image “Im” captured by an imaging unit 15A, a combination of positions of feature points of a symmetrical object with a symmetry and second labels defined to integrate or change first labels that are unique labels of the feature points based on the symmetry of the symmetrical object. The label determination means 43A is configured to determine a first label to be assigned to each of the feature points based on additional information to break the symmetry and the second labels.Type: ApplicationFiled: April 13, 2020Publication date: June 15, 2023Applicant: NEC CorporationInventor: Ryosuke SAKAI
-
Patent number: 11677378Abstract: An elastic wave device includes a piezoelectric thin film, IDT electrodes on the piezoelectric thin film, an insulating layer surrounding the piezoelectric thin film on a primary surface of a support substrate, a spacer layer surrounding the piezoelectric thin film in plan view, and a cover on the spacer layer. The spacer layer includes an outer edge and an inner edge closer than the outer edge to the piezoelectric thin film in plan view. The primary surface of the insulating layer closer to the spacer layer includes a sloping region that extends where the insulating layer overlaps the spacer layer in plan view and in which the distance from the first primary surface of the support substrate along the direction perpendicular or substantially perpendicular to the support substrate increases from the outer edge toward the inner edge.Type: GrantFiled: November 2, 2018Date of Patent: June 13, 2023Assignee: MURATA MANUFACTURING CO., LTD.Inventor: Ryosuke Sakai
-
Patent number: 11656249Abstract: A current sensor includes an electrical-conduction member, a magnetoelectric converter and a shield. The shield includes a first shield and a second shield arranged such that surfaces are opposed to and spaced away from each other. A part of the electrical-conduction member and the magnetoelectric converter are located between the first shield and the second shield. The part of the electrical-conduction member located between the first and second shields extends in an extension direction that is along the surface of the first shield. In at least one of the first shield and the second shield, a center part has a length greater than lengths of opposite end parts in a lateral direction that is along the surface of the first shield and perpendicular to the extension direction. The magnetoelectric converter is located between the opposite end parts of the first and second shields in the extension direction.Type: GrantFiled: September 17, 2020Date of Patent: May 23, 2023Assignee: DENSO CORPORATIONInventors: Takuma Esaka, Ryosuke Sakai, Hiroaki Miwa
-
Patent number: 11631799Abstract: An elastic wave device includes a piezoelectric body including a main surface, an IDT electrode provided on the main surface of the piezoelectric body, and a wiring electrode provided on the main surface of the piezoelectric body and electrically connected to the IDT electrode, in which the wiring electrode includes a portion that extends to an edge of the main surface of the piezoelectric body, and a width of the wiring electrode on the edge is narrower than a width of the wiring electrode in a portion not on the edge.Type: GrantFiled: May 1, 2019Date of Patent: April 18, 2023Assignee: MURATA MANUFACTURING CO., LTD.Inventor: Ryosuke Sakai
-
Patent number: 11628512Abstract: Disclosed is a clad steel plate with further improved low temperature toughness along with excellent HIC resistance while ensuring a tensile strength of 535 MPa or more. A clad steel plate includes: a base steel; and a clad metal made of a corrosion resistant alloy bonded to one surface of the base steel, in which the base steel has: a chemical composition with appropriately controlled values of ACR and PHIC; and a steel microstructure in which bainite is present in an area fraction of 94% or more at a ½ thickness position in a thickness direction of the base steel, and with an average crystal grain size of 25 ?m or less, and shear strength at a bonded interface between the base steel and the cladding metal is 300 MPa or more.Type: GrantFiled: June 25, 2019Date of Patent: April 18, 2023Assignee: JFE STEEL CORPORATIONInventors: Ryosuke Sakai, Yota Kuronuma, Junji Shimamura, Tomoyuki Yokota