Patents by Inventor Hiroshi Matsuda
Hiroshi Matsuda 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).
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Patent number: 12253770Abstract: A liquid crystal display device includes a first substrate, a second substrate and liquid crystal. The first substrate includes pixel electrodes, a peripheral circuit and a dummy wiring. The peripheral circuit and the dummy wiring are provided outside a pixel area in which the pixel electrodes are arranged. The second substrate is opposed to the first substrate through the liquid crystal. The second substrate includes a translucent conductive film that is provided on an opposite side of the second substrate to a side where the liquid crystal is present. The dummy wiring is located on an outer peripheral side of the substrates than the peripheral circuit and is provided independently of the peripheral circuit in terms of circuit. The dummy wiring is grounded outside the first substrate.Type: GrantFiled: October 19, 2023Date of Patent: March 18, 2025Assignee: Japan Display Inc.Inventors: Yasuo Segawa, Masaaki Aota, Tomohide Onogi, Hiroshi Matsuda
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Publication number: 20250065438Abstract: Provided is a friction stir spot welded joint having high cross tensile strength even in the case where a steel sheet having a soft surface layer is used as a material to be welded. An annular groove is formed on an upper surface of an upper sheet out of overlapping steel sheets, and a shape and hardness of a welded portion are appropriately controlled simultaneously.Type: ApplicationFiled: July 21, 2022Publication date: February 27, 2025Applicants: JFE STEEL CORPORATION, KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Daiki YAMAGISHI, Katsutoshi TAKASHIMA, Hiroshi MATSUDA, Ryoji OHASHI, Yoshitaka MURAMATSU, Takuya FUKUDA
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Patent number: 12233782Abstract: Provided are an information processing apparatus, an information processing method, and an information processing system that are able to appropriately superimpose content on a scene visible from within a mobile body. The information processing apparatus includes a recognition section and a display control section. The recognition section recognizes a scene visible from within the mobile body through a transparent or translucent display surface provided in the mobile body. The display control section controls display of the content on the display surface according to the recognized scene.Type: GrantFiled: March 2, 2022Date of Patent: February 25, 2025Assignee: SONY GROUP CORPORATIONInventors: Tetsuo Ikeda, Maho Hayashi, Hiroshi Imamura, Mikinori Matsuda, Yuya Takayama
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Patent number: 12239025Abstract: A mounting structure includes: a first substrate that has a first surface on which a functional element is provided; a wiring portion that is provided at a position, which is different from a position of the functional element on the first surface, and is conductively connected to the functional element; a second substrate that has a second surface that is opposite to the first surface; and a conduction portion that is provided on the second surface, is connected to the wiring portion, and is conductively connected the functional element. The shortest distance between the functional element and the second substrate is longer than the longest distance between the second substrate and a position where the wiring portion is connected to the conduction portion.Type: GrantFiled: January 3, 2024Date of Patent: February 25, 2025Assignee: SEIKO EPSON CORPORATIONInventors: Koji Ohashi, Chikara Kojima, Hiroshi Matsuda, Hironori Suzuki, Shuichi Tanaka
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Publication number: 20250058851Abstract: An electric device comprises wireless communicator circuitry and electronic controller circuitry. The wireless communicator circuitry is configured to wirelessly communicate with first wireless communicator circuitry of a first electric device using a first communication protocol. The wireless communicator circuitry is configured to wirelessly communicate with second wireless communicator circuitry of a second electric device using a second communication protocol. The electronic controller circuitry is configured to control the wireless communicator circuitry to wirelessly transmit a first signal using the first communication protocol. The electronic controller circuitry is configured to execute pairing between the electric device and the first electric device based on a first response signal wirelessly transmitted from the first wireless communicator circuitry of the first electric device.Type: ApplicationFiled: August 17, 2023Publication date: February 20, 2025Applicant: SHIMANO INC.Inventors: Hiroshi MATSUDA, Tomohiro KONDO, Toru TAKAYANAGI
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Publication number: 20250051895Abstract: Steel sheet and plated steel sheet comprised of steel sheet with a thin thickness in which sufficient strength and plateability or chemical convertibility are both achieved, i.e., steel sheet having a chemical composition containing, by mass %, C: 0.05 to 0.30%, Si: 0.01 to 2.50%, Mn: 0.80 to 3.00%, Al: 0.010 to 2.000%, etc. and having a balance comprising Fe and impurities and having a thickness of 0.4 to 2.0 mm, in which steel sheet, a tensile strength is 550 to 1500 MPa, an internal oxidation layer and decarburized layer are contained, when a thickness of the decarburized layer per side of the steel sheet: A (?m), a bulk C concentration of the steel sheet: Cb (%), and a thickness of the steel sheet: t (mm), 0.01?A/t?0.15, and a C concentration at the ½A position is Cb/2 or more and plated steel sheet using that steel sheet.Type: ApplicationFiled: December 9, 2022Publication date: February 13, 2025Applicant: NIPPON STEEL CORPORATIONInventors: Keitaro MATSUDA, Hiroshi TAKEBAYASHI
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Publication number: 20250052823Abstract: In a battery abnormality detection system, a data acquirer acquires a current flowing through a battery and a temperature of the battery. A determiner determines presence or absence of abnormal heat generation of the battery based on a relation between an amount of the current flowing through the battery in a certain period and a temperature rise of the battery in the certain period. The determiner determines the presence or absence of the abnormal heat generation of the battery based on the current and the temperature of the battery in a charging period in which the temperature of the battery exceeds a set temperature.Type: ApplicationFiled: December 7, 2022Publication date: February 13, 2025Inventors: Takashi MATSUDA, Yusuke ITAKURA, Shinya NISHIKAWA, Masaaki TAKEGATA, Hiroshi TAKAO, Takashi IIDA
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Patent number: 12221705Abstract: Provided is an alloyed galvanized steel sheet with excellent resistance to cracking in resistance welding at a welded portion, even if crystal orientations of an Fe-based electroplating layer and a cold-rolled steel sheet are integrated at a high ratio at the interface between the Fe-based electroplating layer and the cold-rolled steel sheet. The alloyed galvanized steel sheet has a Si-containing cold-rolled steel sheet containing Si in an amount of 0.1 mass % to 3.0 mass %; an Fe-based electroplating layer formed on at least one surface of the Si-containing cold-rolled steel sheet with a coating weight per surface exceeding 20.0 g/m2, and an alloyed galvanized layer formed on the Fe-based electroplating layer, where crystal orientations of the Fe-based electroplating layer and the Si-containing cold-rolled steel sheet are integrated at a ratio of more than 50% at the interface between the Fe-based electroplating layer and the Si-containing cold-rolled steel sheet.Type: GrantFiled: November 5, 2021Date of Patent: February 11, 2025Assignee: JFE STEEL CORPORATIONInventors: Shunsuke Yamamoto, Katsutoshi Takashima, Mai Aoyama, Yusuke Okumura, Tomomi Kanazawa, Katsuya Hoshino, Hiroshi Matsuda, Ei Okumura, Yoichi Makimizu, Masaki Koba
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Patent number: 12208462Abstract: A welding process used in a method of manufacturing a steel sheet assembly includes spot welding steel sheets performed for a heat time of 0.08 seconds or more using a convex electrode with a tip radius of curvature of 20 mm or more or a flat electrode such that the weld force F (kN) for initial 0.03 seconds of the heat time satisfies formula: F<0.00125×(1+0.75×tall)+3 where TS (MPa) denotes an average strength of the steel sheets and represents a weighted mean value of a thickness of each of the steel sheets, and tall (mm) denotes a total thickness of the steel sheets (the sum of the thicknesses of the steel sheets).Type: GrantFiled: May 13, 2021Date of Patent: January 28, 2025Assignee: JFE Steel CorporationInventors: Hiroshi Matsuda, Yasuaki Okita, Muneo Matsushita, Rinsei Ikeda, Kenji Oi
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Publication number: 20250030765Abstract: A first electric device comprises a first wireless communicator, an electric actuator, and a first electronic controller. The first electronic controller is configured to control the electric actuator to generate the actuation force based on a user input received by the second electric device in a connection state where the first wireless communicator is paired with the second wireless communicator and where the first wireless communicator is wirelessly connected to the second wireless communicator. The first electronic controller is configured to control the first wireless communicator to reconnect to the second wireless communicator based on the user input received by the second electric device in a disconnection state where the first wireless communicator is paired with the second wireless communicator and where the first wireless communicator is wirelessly disconnected from the second wireless communicator.Type: ApplicationFiled: July 21, 2023Publication date: January 23, 2025Applicant: SHIMANO INC.Inventors: Hiroshi MATSUDA, Hiroko MATSUBAYASHI, Toru TAKAYANAGI, Tomohiro KONDO
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Patent number: 12194562Abstract: Disclosed are rotating tools for double-sided friction stir welding that are applied to double-sided friction stir welding, which is a technique for welding two metal plates by rotating a pair of rotating tools, which oppose each other, in opposite directions, a double-sided friction stir welding apparatus that uses the rotating tools, and a double-sided friction stir welding method. A pair of rotating tools for double-sided friction stir welding that are used in double-sided friction stir welding, which is a technique for welding metal plates by using a pair of rotating tools that are each disposed on one of first and second surfaces of an unwelded portion of the metal plates such that the rotating tools rotate in opposite directions, include end portions each of which is formed in a circular and planar shape. The end portions are each made of a material harder than the metal plates.Type: GrantFiled: March 20, 2019Date of Patent: January 14, 2025Assignee: JFE Steel CorporationInventors: Muneo Matsushita, Rinsei Ikeda, Hiroshi Matsuda, Daiki Yamagishi
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Publication number: 20250002109Abstract: A memory device is provided for a human-powered vehicle. The memory device basically includes a base, memory and an electronic controller. The memory is provided on the base. The electronic controller is configured to control the memory so that the memory stores log-related information received from at least one component provided on the human-powered vehicle. The base is arranged in a cavity of a frame of the human-powered vehicle.Type: ApplicationFiled: May 9, 2024Publication date: January 2, 2025Inventors: Hiroshi MATSUDA, Toyoto SHIRAI, Minoru OMORI, Tomohiro KONDO
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Publication number: 20240424595Abstract: A resistance spot welded joint having a resistance spot weld formed by resistance-spot-welding two or more steel sheets includes at least one high strength steel sheet. The high strength steel sheet has a specific chemical composition. The hardness Hv1 of a first region of a heat-affected zone and the hardness Hmv of martensite in a nugget as a whole satisfy the relation Hv1?0.78×Hmw, and the hardness Hv2 of a second region of the heat-affected zone and the hardness Hv1 of the first region satisfy the relation Hv2?1.10×Hv1. The hardness Hv3 of a third region of the heat-affected zone and the hardness Hv2 of the second region satisfy the relation Hv3?0.90×Hv2.Type: ApplicationFiled: September 29, 2022Publication date: December 26, 2024Applicant: JFE STEEL CORPORATIONInventors: Reiko ENDO, Katsutoshi TAKASHIMA, Hiroshi MATSUDA
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Patent number: 12151299Abstract: A resistance spot welding method comprises: performing test welding; and performing actual welding after the test welding, wherein in main current passage in the actual welding, adaptive control welding is performed, and in subsequent current passage in the actual welding, current passage is performed by constant current control with a current determined based on an electrical property between electrodes in each of main current passage in the test welding and the main current passage in the actual welding.Type: GrantFiled: June 17, 2019Date of Patent: November 26, 2024Assignee: JFE STEEL CORPORATIONInventors: Chikaumi Sawanishi, Hiroshi Matsuda, Rinsei Ikeda
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Publication number: 20240376918Abstract: An arc welded joint and an arc welding method. The arc welded joint has a weld formed by arc welding of an overlap of at least two steel sheets. The weld has a specified flank angle ?. In a region extending 2.0 mm from a bead toe of the weld in a weld metal direction and also extending 2.0 mm from the bead toe in a base material direction, a slag-covered area ratio is 50% or less.Type: ApplicationFiled: April 26, 2022Publication date: November 14, 2024Applicant: JFE STEEL CORPORATIONInventors: Kyohei KONISHI, Hiroshi MATSUDA, Koichi TANIGUCHI
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Publication number: 20240367254Abstract: A resistance spot welded member and a resistance spot welding method. The resistance spot welded member includes a resistance spot weld formed by resistance-spot-welding a plurality of steel sheets including at least one high strength coated steel sheet. The high strength coated steel sheet has a specific chemical composition. The at least one high strength coated steel sheet includes a coated layer, a base metal, and an Fe-based electroplated base layer interposed between the coated layer and the base metal. The amount of solute Si and the amount of solute Mn in a region on a steel sheet surface in the vicinity of the edge of the corona of the resistance spot weld are 35% or less of the amount of solute Si and 35% or less of the amount of solute Mn, respectively, at a position ¼ of the sheet thickness.Type: ApplicationFiled: March 14, 2022Publication date: November 7, 2024Applicant: JFE STEEL CORPORATIONInventors: Katsutoshi TAKASHIMA, Shunsuke YAMAMOTO, Katsuya HOSHINO, Hiroshi MATSUDA
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Patent number: 12134153Abstract: A gas-shielded arc welding method includes welding a steel plate having a tensile strength of 780 MPa or more while feeding a consumable electrode via a welding torch and flowing a shielding gas. The consumable electrode includes, in mass %, C: 0 to 0.20%, Si: 0 to 0.50%, Mn: 0 to 0.50%, Cr: 1.00% to 9.00%, S: 0.0020% to 0.0600%, and Ni: 0 to 0.50%. The shielding gas includes, in vol. %, at least one of CO2 and O2: 1% to 15% in total, with the remainder being Ar and unavoidable impurities. Welding is performed under the condition satisfying the relationship of 1?{?0.05×[CO2+O2]}+[Cr]?8.3, and [Cr] represents the content of Cr in the consumable electrode, and [CO2+O2] represents a total content of at least one of CO2 and O2 in the shielding gas.Type: GrantFiled: June 19, 2017Date of Patent: November 5, 2024Assignees: Kobe Steel, Ltd., JFE Steel CorporationInventors: Minoru Miyata, Reiichi Suzuki, Hiroshi Matsuda, Rinsei Ikeda, Sachiko Suzuki, Satoru Ando
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Publication number: 20240352959Abstract: A resistance spot welded joint is formed by resistance-spot-welding two or more steel sheets including at least one high strength steel sheet. The high strength steel sheet has a chemical composition containing, in mass %, C: 0.05 to 0.6%, Si: 0.1 to 2.0%, Mn: 1.5 to 4.0%, and P: 0.10% or less, with the balance being Fe and incidental impurities. The hardness of a softest nugget region is 90% or less of the hardness of the heat-affected zone. The softest nugget region has a microstructure including tempered martensite. The average number density of carbide particles having a diameter of 100 nm or more in the softest nugget region is 10 or more per 5 ?m2 in a cross section of the steel sheets.Type: ApplicationFiled: July 21, 2022Publication date: October 24, 2024Applicant: JFE STEEL CORPORATIONInventors: Reiko ENDO, Katsutoshi TAKASHIMA, Hiroshi MATSUDA
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Publication number: 20240351133Abstract: Provided is a friction stir spot welded joint having high joint strength even in the case where a high strength steel sheet, particularly a steel sheet with a tensile strength (TS) of 980 MPa or more, is used as a material to be welded. An annular groove is formed on an upper surface of an upper sheet out of overlapping steel sheets, and a shape, microstructure, and hardness of a welded portion are appropriately controlled simultaneously.Type: ApplicationFiled: July 21, 2022Publication date: October 24, 2024Applicants: JFE STEEL CORPORATION, KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Daiki YAMAGISHI, Katsutoshi TAKASHIMA, Hiroshi MATSUDA, Ryoji OHASHI, Yoshitaka MURAMATSU, Takuya FUKUDA
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Patent number: 12071077Abstract: A power control unit mounting structure mounted on a vehicle includes an engine in an engine room at a front of the vehicle, an intake manifold disposed above the engine, a power control unit that is disposed above the engine, coupled to a cable, and controls power of a drive motor, and a toeboard cross member disposed on a toeboard. The engine and the toeboard cross member partly overlap in a projected plane along a fore-and-aft direction to provide a space behind the control unit in a front view of the vehicle. The intake manifold and the control unit are disposed within a contour of the engine in a plan view of the vehicle. The intake manifold is disposed ahead of the control unit, and portions of intake pipes of the intake manifold on both sides extend rearward and are partly opposed to both side surfaces of the control unit.Type: GrantFiled: March 17, 2022Date of Patent: August 27, 2024Assignee: SUBARU CORPORATIONInventors: Hiroshi Matsuda, Hisayuki Nagatsu, Kazuya Sakaimoto