Patents by Inventor Yoshiyuki Yamaguchi
Yoshiyuki Yamaguchi 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: 11977690Abstract: An electronic pen includes a cylindrical housing including an opening on one end of the housing in an axial direction of the housing, a core body attached inside of the housing such that an end of the core body protrudes from the opening on the one end of the housing, and a signal generation circuit which, in operation, generates a signal that is transmitted from the core body. The core body includes a core rod that is conductive and a protection member. The core rod includes a front portion that protrudes from the opening on the one end of the housing, a back portion, and an intermediate portion between the front portion and the back portion. The intermediate portion has a tapered shape narrowing from the front portion toward the back portion. The core rod receives the signal from the signal generation circuit. The protection member covers a side surface of the intermediate portion of the core rod.Type: GrantFiled: December 8, 2022Date of Patent: May 7, 2024Assignee: Wacom Co., Ltd.Inventors: Yoshiyuki Hashimoto, Shinya Aoki, Noboru Yamaguchi
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Patent number: 11958392Abstract: A seat pad manufacturing method is provided. The method includes disposing a sheet member inside a foaming mold for shaping a seat pad, then injecting a foaming resin material into the foaming mold and foaming a resin foamed body through mold clamping, and demolding the resin foamed body in a state in which the sheet member is buried in the resin foamed body. Both end parts of the sheet member in the right-left direction and both end parts of the sheet member in the extending direction are each temporarily fastened to the surface of the mold through a fastener. The foaming resin material is injected into a space between the mold surface and the sheet member. A central part of the sheet member deforms into a shape curved in a convex shape as the sheet member is pressed upward through expansion of the foaming resin material.Type: GrantFiled: December 6, 2022Date of Patent: April 16, 2024Assignee: Archem Inc.Inventors: Yukiko Yamaguchi, Taisuke Yonezawa, Yoshiyuki Takahashi
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Patent number: 11954274Abstract: A printing device includes a panel unit including: a display panel; a capacitive touch sensor in which a position detection sensor and a cover glass are laminated and which includes a first side and a second side facing each other; a panel circuit board; a flexible wiring board, a display circuit board including a display section, a switch circuit board including a switch, and a panel housing, the capacitive touch sensor in the second attachment state is disposed so that the first side is lower than the second side, the flexible wiring board is curved between the display circuit board and the switch circuit board to couple the capacitive touch sensor and the panel circuit board to each other, and the display circuit board is coupled to the main circuit board via the panel circuit board.Type: GrantFiled: January 27, 2022Date of Patent: April 9, 2024Assignee: Seiko Epson CorporationInventors: Yoshiyuki Yamaguchi, Toru Matsuyama
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Publication number: 20240100809Abstract: A cushion material manufacturing method for obtaining a cushion material is provided. The cushion material have a foam body having a surface portion formed of an air permeability control surface portion and an air permeability uncontrol surface portion and a covering material configured to cover the air permeability uncontrol surface portion. The cushion material manufacturing method includes covering the air permeability uncontrol surface portion of the foam body with the covering material.Type: ApplicationFiled: December 8, 2023Publication date: March 28, 2024Applicant: Archem Inc.Inventors: Taichi ITABASHI, Yukiko YAMAGUCHI, Satoshi IENAGA, Yoshiyuki TAKAHASHI
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Publication number: 20240068464Abstract: Provided is a tube set which is capable of easily determining whether a holder has been mounted when the holder is mounted on a housing. The tube set, which is provided in a tube pump that feeds a liquid, includes a pump tube and a holder. The holder has a flexible flat plate and includes first and second engagement portions located away from each other in a first direction. The first and second engagement portions are configured to be fitted into first and second engagement grooves formed in the housing, respectively, when the holder is pushed into the housing in a state of being bent in a thickness direction. The holder is elastically restored to be attached to the housing when the engagement portions are fitted into the respective engagement grooves. The holder has a flexural modulus of 500 MPa or more and 3500 MPa or less.Type: ApplicationFiled: November 8, 2023Publication date: February 29, 2024Inventors: Yoshiyuki SONODA, Kohzo ISHIKURA, Takeshi YAMAGUCHI
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Publication number: 20230318580Abstract: Provided is a semiconductor integrated circuit including an oscillation circuit configured to output an oscillation signal, a heater configured to heat the oscillation circuit, a temperature sensor configured to detect a temperature of the oscillation circuit, and a nonvolatile memory configured to store temperature correction data. The oscillation circuit controls a frequency of the oscillation signal based on an output signal of the temperature sensor and the temperature correction data.Type: ApplicationFiled: June 2, 2023Publication date: October 5, 2023Inventor: Yoshiyuki Yamaguchi
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Publication number: 20230305666Abstract: An image forming apparatus includes an image formation unit that executes image formation processing to form an image, a control unit, and an interface unit including a display unit and a touch panel. The touch panel includes first detection points and second detection points. The control unit can control the image formation unit in accordance with a first mode of accepting a first instruction from the touch panel, and a second mode of accepting the second instruction from the touch panel. The control unit permits switching from the first mode to the second mode when contact with the eleven or more first detection points is detected and when contact with the one or more second detection points is not detected.Type: ApplicationFiled: March 8, 2023Publication date: September 28, 2023Inventor: Yoshiyuki YAMAGUCHI
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Patent number: 11711069Abstract: Provided is a semiconductor integrated circuit including an oscillation circuit configured to output an oscillation signal, a heater configured to heat the oscillation circuit, a temperature sensor configured to detect a temperature of the oscillation circuit, and a nonvolatile memory configured to store temperature correction data. The oscillation circuit controls a frequency of the oscillation signal based on an output signal of the temperature sensor and the temperature correction data.Type: GrantFiled: March 16, 2022Date of Patent: July 25, 2023Assignee: SEIKO EPSON CORPORATIONInventor: Yoshiyuki Yamaguchi
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Patent number: 11467689Abstract: A printing device includes a panel unit including: a display panel; a capacitive touch sensor in which a position detection sensor and a cover glass are laminated and which includes a first side and a second side located facing each other; a panel circuit board; a flexible wiring board, a display section, a switch, and a panel housing, and being rotatably attached so as to take a second attachment state in which an angle formed by a horizontal direction and a normal direction of the capacitive touch sensor is smaller than an angle formed by a vertical direction and the normal direction of the capacitive touch sensor, the capacitive touch sensor in the second attachment state is disposed so that the first side is lower than the second side, and the flexible wiring board is located between the display section and the switch and is curved to electrically couple the capacitive touch sensor and the panel circuit board to each other.Type: GrantFiled: January 27, 2022Date of Patent: October 11, 2022Assignee: Seiko Epson CorporationInventors: Yoshiyuki Yamaguchi, Toru Matsuyama
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Publication number: 20220302902Abstract: Provided is a semiconductor integrated circuit including an oscillation circuit configured to output an oscillation signal, a heater configured to heat the oscillation circuit, a temperature sensor configured to detect a temperature of the oscillation circuit, and a nonvolatile memory configured to store temperature correction data. The oscillation circuit controls a frequency of the oscillation signal based on an output signal of the temperature sensor and the temperature correction data.Type: ApplicationFiled: March 16, 2022Publication date: September 22, 2022Inventor: Yoshiyuki Yamaguchi
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Publication number: 20220242140Abstract: A printing device includes a panel unit including: a display panel; a capacitive touch sensor in which a position detection sensor and a cover glass are laminated and which includes a first side and a second side located facing each other; and a panel circuit board, the capacitive touch sensor in the second attachment state is disposed so that the first side is lower than the second side, and a size of a first frame area located along the first side in a frame area that does not receive an input of operation information of the capacitive touch sensor in a direction from the first side to the second side is larger than a size of a second frame area located along the second side in the frame area in the direction from the first side to the second side.Type: ApplicationFiled: January 27, 2022Publication date: August 4, 2022Inventors: Yoshiyuki YAMAGUCHI, Toru MATSUYAMA
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Publication number: 20220244807Abstract: A printing device includes a panel unit including: a display panel; a capacitive touch sensor in which a position detection sensor and a cover glass are laminated and which includes a first side and a second side located facing each other; a panel circuit board; a flexible wiring board, a display section, a switch, and a panel housing, and being rotatably attached so as to take a second attachment state in which an angle formed by a horizontal direction and a normal direction of the capacitive touch sensor is smaller than an angle formed by a vertical direction and the normal direction of the capacitive touch sensor, the capacitive touch sensor in the second attachment state is disposed so that the first side is lower than the second side, and the flexible wiring board is located between the display section and the switch and is curved to electrically couple the capacitive touch sensor and the panel circuit board to each other.Type: ApplicationFiled: January 27, 2022Publication date: August 4, 2022Inventors: Yoshiyuki YAMAGUCHI, Toru MATSUYAMA
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Publication number: 20220244799Abstract: A printing device includes a panel unit including: a display panel; a capacitive touch sensor in which a position detection sensor and a cover glass are laminated and which includes a first side and a second side facing each other; a panel circuit board; a flexible wiring board, a display circuit board including a display section, a switch circuit board including a switch, and a panel housing, the capacitive touch sensor in the second attachment state is disposed so that the first side is lower than the second side, the flexible wiring board is curved between the display circuit board and the switch circuit board to couple the capacitive touch sensor and the panel circuit board to each other, and the display circuit board is coupled to the main circuit board via the panel circuit board.Type: ApplicationFiled: January 27, 2022Publication date: August 4, 2022Inventors: Yoshiyuki YAMAGUCHI, Toru MATSUYAMA
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Patent number: 11301092Abstract: Provided is a display device with an electrostatic capacitive touch panel including a display panel that displays an image, an electrostatic capacitive touch panel that detects a presence/absence of a contact, a circuit substrate that is provided with a control circuit controlling the display panel and the electrostatic capacitive touch panel, a metal frame that has a first opening portion and is provided between the display panel and the control substrate, a first flexible substrate that passes through the first opening portion and couples the display panel and the control substrate to each other, and a second flexible substrate that is provided with a semiconductor element receiving a signal output from the electrostatic capacitive touch panel and couples the electrostatic capacitive touch panel and the control substrate to each other without passing through the first opening portion.Type: GrantFiled: September 28, 2020Date of Patent: April 12, 2022Assignee: Seiko Epson CorporationInventors: Yoshiyuki Yamaguchi, Toru Matsuyama
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Publication number: 20220002447Abstract: A photocurable resin composition includes: a first reactive compound that forms a glass phase through curing; a second reactive compound that is compatible with the first reactive compound and forms a rubber phase through curing; and a photopolymerization initiator. The first reactive compound includes at least a reactive monomer, and the second reactive compound includes at least a reactive oligomer. A polar term dP1 of Hansen Solubility Parameter of the first reactive compound and a polar term dP2 of Hansen Solubility Parameter of the second reactive compound differ by 1.8 or more.Type: ApplicationFiled: November 1, 2019Publication date: January 6, 2022Inventors: Koji WATANABE, Yoshiyuki YAMAGUCHI, Hiroaki OZOE
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Patent number: 11144166Abstract: Provided is a display device with an electrostatic capacitive touch panel including a display panel, the electrostatic capacitive touch panel, a circuit substrate provided with a control circuit that controls the display panel and the electrostatic capacitive touch panel, and a supporting member supporting the electrostatic capacitive touch panel, in which the electrostatic capacitive touch panel includes a sensor film having a first surface and a second surface on a side opposite to the first surface and detecting a contact with the electrostatic capacitive touch panel, and a cover glass protecting the first surface of the sensor film in a first area, which is a partial area in an area where the sensor film is present when viewed from a direction perpendicular to the first surface, and the supporting member is fixed to the first surface in a second area, which is an area outside the first area in the area where the sensor film is present when viewed in the direction perpendicular to the first surface.Type: GrantFiled: September 28, 2020Date of Patent: October 12, 2021Assignee: Seiko Epson CorporationInventor: Yoshiyuki Yamaguchi
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Patent number: 11054951Abstract: Provided is a display device with an electrostatic capacitive touch panel including a display panel having a first side that extends in a first direction and a second side that extends in a second direction intersecting the first direction, an electrostatic capacitive touch panel having a third side that extends in the first direction and a fourth side that extends in the second direction, a circuit substrate having a fifth side that extends in the first direction and a sixth side that extends in the second direction, a first flexible substrate that is pulled out from the first side of the display panel, intersects the fifth side, and is coupled to the circuit substrate, and a second flexible substrate that is pulled out from the fourth side of the electrostatic capacitive touch panel, intersects the sixth side, and is coupled to the circuit substrate.Type: GrantFiled: September 28, 2020Date of Patent: July 6, 2021Assignee: Seiko Epson CorporationInventors: Yoshiyuki Yamaguchi, Toru Matsuyama
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Patent number: 10994394Abstract: The tightening tool includes: a main body configured to be able to be held by a worker and including a turn detector; a head having an approximately rod shape and provided in the main body, which can engage with a tightened member; a head pin configured to pivotally support the head in the main body to turn the main body with respect to the head; and a spring configured to restrict the main body from turning with respect to the head by a compressive force in a longitudinal direction of the head. When a tightening torque reaches a preset torque value, the turn detector is released from restriction by the spring to turn around the head pin in a first direction and then turn in a second direction, and therefore detects turns of the main body with respect to the head in the first direction and the second direction.Type: GrantFiled: August 28, 2018Date of Patent: May 4, 2021Assignee: KYOTO TOOL CO., LTD.Inventors: Yoshiyuki Yamaguchi, Yuki Okawa, Yoshiharu Matsumoto
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Publication number: 20210096671Abstract: Provided is a display device with an electrostatic capacitive touch panel including a display panel that displays an image, an electrostatic capacitive touch panel that detects a presence/absence of a contact, a circuit substrate that is provided with a control circuit controlling the display panel and the electrostatic capacitive touch panel, a metal frame that has a first opening portion and is provided between the display panel and the control substrate, a first flexible substrate that passes through the first opening portion and couples the display panel and the control substrate to each other, and a second flexible substrate that is provided with a semiconductor element receiving a signal output from the electrostatic capacitive touch panel and couples the electrostatic capacitive touch panel and the control substrate to each other without passing through the first opening portion.Type: ApplicationFiled: September 28, 2020Publication date: April 1, 2021Inventors: Yoshiyuki YAMAGUCHI, Toru MATSUYAMA
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Publication number: 20210096670Abstract: Provided is a display device with an electrostatic capacitive touch panel including a display panel having a first side that extends in a first direction and a second side that extends in a second direction intersecting the first direction, an electrostatic capacitive touch panel having a third side that extends in the first direction and a fourth side that extends in the second direction, a circuit substrate having a fifth side that extends in the first direction and a sixth side that extends in the second direction, a first flexible substrate that is pulled out from the first side of the display panel, intersects the fifth side, and is coupled to the circuit substrate, and a second flexible substrate that is pulled out from the fourth side of the electrostatic capacitive touch panel, intersects the sixth side, and is coupled to the circuit substrate.Type: ApplicationFiled: September 28, 2020Publication date: April 1, 2021Inventors: Yoshiyuki YAMAGUCHI, Toru MATSUYAMA