Patents by Inventor Akihito Matsumoto
Akihito Matsumoto 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: 11962433Abstract: A switch device includes a plurality of communication ports; a switch unit configured to relay a frame, which has been transmitted from a function unit and to which information including an ID of a VLAN is added, to another function unit via a communication port; and a duplication unit configured to, when the diagnosis device is connected to another switch device, duplicate the frame to be relayed via a designated communication port among the plurality of communication ports, and generate a duplicate frame for diagnosis that is a frame obtained by adding, to a duplicate frame obtained through the duplication, specific information indicating that the duplicate frame for diagnosis should be transmitted to the diagnosis device. The switch unit outputs the duplicate frame for diagnosis generated by the duplication unit from a communication port corresponding to the other switch device.Type: GrantFiled: February 2, 2021Date of Patent: April 16, 2024Assignees: SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., AUTONETWORKS TECHNOLOGIES, LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Akihito Iwata, Tatsuya Izumi, Hirofumi Urayama, Tadashi Matsumoto, Darmawan Go, Hideki Maeda, Takeshi Hagihara, Masashi Amesara, Hisashi Furukawa, Shu Ishizuka, Hideki Goto
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Patent number: 11951920Abstract: The present invention relates to an operation device which can be easily installed on a vehicle door, and a vehicle door comprising the operation device. An operation device of the present invention comprises: a gripper provided on an inner surface of a door of a vehicle; an operation interface provided on an inner side surface of the gripper for receiving an operation input entered by an occupant to operate at least one in-vehicle device; a first sensor provided on an outer side surface of the gripper for detecting a finger of the occupant; a second sensor provided on at least one of the inner side surface and an upper surface of the gripper for detecting a finger of the occupant; and a controller connected to the operation interface, the first sensor, the second sensor, and the at least one in-vehicle device.Type: GrantFiled: March 13, 2020Date of Patent: April 9, 2024Assignee: TS TECH CO., LTD.Inventors: Jinichi Tanabe, Takayoshi Ito, Kazumasa Narita, Yuma Miyamoto, Akihito Kobayashi, Kodai Matsumoto
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Patent number: 10365533Abstract: An electrophoretic display device includes: a first substrate on which a common electrode is provided; a second substrate on which a pixel electrode and a plurality of terminals are provided; dispersion liquid that is provided between the first substrate and the second substrate and includes particles and a dispersion medium; and two or more connecting portions that electrically connect two or more terminals among the plurality of terminals respectively to different points of the common electrode.Type: GrantFiled: December 9, 2016Date of Patent: July 30, 2019Assignee: E Ink CorporationInventor: Akihito Matsumoto
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Patent number: 10247876Abstract: Provided is a display device circuit board that includes a flexible substrate having a base portion, a connector mounting portion disposed along a first direction from the base portion, a light emitter mounting portion, and an arm portion connecting the base portion and the light emitter mounting portion, and a connector reinforcing plate provided on one main surface of the connector mounting portion, in which a gap is interposed between the light emitter mounting portion and the connector mounting portion and between the arm portion and the connector mounting portion.Type: GrantFiled: December 14, 2017Date of Patent: April 2, 2019Assignee: E Ink CorporationInventor: Akihito Matsumoto
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Patent number: 10156766Abstract: A display device includes a display panel including a non-driven area and a driven area symmetric relative to a first straight line passing on the figure center of the driven area and a covering portion covering a peripheral portion of the display panel and including an opening portion symmetric relative to a second straight line passing on the figure center of the opening portion. When the first straight line and the second straight line are viewed from a first direction side, the first straight line and the second straight line are disposed in parallel to each other on a plane, and when the plane is viewed in a plan view, one side portion and the other side portion that are included in the driven area and covered by the covering portion and that are located opposite each other with the first straight line located between the one side portion and the other side portion have mutually different lengths in a direction perpendicular to the first straight line.Type: GrantFiled: December 22, 2016Date of Patent: December 18, 2018Assignee: E Ink CorporationInventors: Yasuhiro Terashima, Yukiyoshi Ichu, Akihito Matsumoto
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Patent number: 10056046Abstract: An electrophoretic display apparatus includes a data line charging circuit; an adjustment resistance; a first switching portion that cause a first data line end portion of the data line to be electrically connected to any one of a data line driving circuit and the adjustment resistance; a second switching portion that cause a second data line end portion of the data line to be electrically connected to or disconnected from the data line charging circuit; and a control portion that perform control such that the first switching portion causes the first data line end portion of the data line to be electrically connected to the adjustment resistance, and subsequently allow starting of a precharge operation by performing control such that the second switching portion causes the second data line end portion of the data line to be electrically connected to the data line charging circuit.Type: GrantFiled: September 8, 2015Date of Patent: August 21, 2018Assignee: Seiko Epson CorporationInventor: Akihito Matsumoto
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Publication number: 20180180797Abstract: Provided is a display device circuit board that includes a flexible substrate having a base portion, a connector mounting portion disposed along a first direction from the base portion, a light emitter mounting portion, and an arm portion connecting the base portion and the light emitter mounting portion, and a connector reinforcing plate provided on one main surface of the connector mounting portion, in which a gap is interposed between the light emitter mounting portion and the connector mounting portion and between the arm portion and the connector mounting portion.Type: ApplicationFiled: December 14, 2017Publication date: June 28, 2018Applicant: SEIKO EPSON CORPORATIONInventor: Akihito MATSUMOTO
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Publication number: 20170184940Abstract: A display device includes a display panel including a non-driven area and a driven area symmetric relative to a first straight line passing on the figure center of the driven area and a covering portion covering a peripheral portion of the display panel and including an opening portion symmetric relative to a second straight line passing on the figure center of the opening portion. When the first straight line and the second straight line are viewed from a first direction side, the first straight line and the second straight line are disposed in parallel to each other on a plane, and when the plane is viewed in a plan view, one side portion and the other side portion that are included in the driven area and covered by the covering portion and that are located opposite each other with the first straight line located between the one side portion and the other side portion have mutually different lengths in a direction perpendicular to the first straight line.Type: ApplicationFiled: December 22, 2016Publication date: June 29, 2017Inventors: Yasuhiro Terashima, Yukiyoshi Ichu, Akihito Matsumoto
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Publication number: 20170176837Abstract: An electrophoretic display device includes: a first substrate on which a common electrode is provided; a second substrate on which a pixel electrode and a plurality of terminals are provided; dispersion liquid that is provided between the first substrate and the second substrate and includes particles and a dispersion medium; and two or more connecting portions that electrically connect two or more terminals among the plurality of terminals respectively to different points of the common electrode.Type: ApplicationFiled: December 9, 2016Publication date: June 22, 2017Inventor: Akihito Matsumoto
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Patent number: 9555634Abstract: A printing material receptacle fitted on a folder of a printing apparatus that includes a writing unit. The printing material receptacle includes a housing to accommodate ink; a first recording portion formed on a face of the housing and for recording updatable first information relating to the printing material receptacle to be updatable and visible using a non-electronic method, the face being exposed from the folder when the printing material receptacle is fitted on the folder; and a second recording portion formed on the face of the housing and for recording updatable second information relating to the printing material receptacle to be updatable, invisible, and mechanically readable using a non-electronic method. The first and second recording portions are configured to be written with the first and second information respectively by the writing unit.Type: GrantFiled: March 2, 2015Date of Patent: January 31, 2017Assignee: Seiko Epson CorporationInventors: Akihito Matsumoto, Yoshihiro Koizumi, Takeshi Iwamuro, Masaru Takahashi
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Publication number: 20160117976Abstract: An electrophoretic display apparatus includes a data line charging circuit; an adjustment resistance; a first switching portion that cause a first data line end portion of the data line to be electrically connected to any one of a data line driving circuit and the adjustment resistance; a second switching portion that cause a second data line end portion of the data line to be electrically connected to or disconnected from the data line charging circuit; and a control portion that perform control such that the first switching portion causes the first data line end portion of the data line to be electrically connected to the adjustment resistance, and subsequently allow starting of a precharge operation by performing control such that the second switching portion causes the second data line end portion of the data line to be electrically connected to the data line charging circuit.Type: ApplicationFiled: September 8, 2015Publication date: April 28, 2016Inventor: Akihito Matsumoto
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Publication number: 20150165778Abstract: A printing material receptacle fitted on a folder of a printing apparatus that includes a writing unit. The printing material receptacle includes a housing to accommodate ink; a first recording portion formed on a face of the housing and for recording updatable first information relating to the printing material receptacle to be updatable and visible using a non-electronic method, the face being exposed from the folder when the printing material receptacle is fitted on the folder; and a second recording portion formed on the face of the housing and for recording updatable second information relating to the printing material receptacle to be updatable, invisible, and mechanically readable using a non-electronic method. The first and second recording portions are configured to be written with the first and second information respectively by the writing unit.Type: ApplicationFiled: March 2, 2015Publication date: June 18, 2015Inventors: Akihito Matsumoto, Yoshihiro Koizumi, Takeshi Iwamuro, Masaru Takahashi
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Patent number: 8827428Abstract: A piezoelectric motor includes a piezoelectric element having a piezoelectric layer, and a first and a second electrodes, the first electrode provided on one surface side of the piezoelectric layer, and the second electrode provided on the other surface side of the piezoelectric layer; a piezoelectric actuator having a vibrating member anchored to the first electrode of the piezoelectric element; and a rotational shaft with which the vibrating member makes contact and is rotated thereby.Type: GrantFiled: March 25, 2010Date of Patent: September 9, 2014Assignee: Seiko Epson CorporationInventors: Osamu Miyazawa, Yasuharu Hashimoto, Akihito Matsumoto, Akira Matsuzawa
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Publication number: 20140198626Abstract: A piezoelectric motor includes a piezoelectric element having a piezoelectric layer, and a first and a second electrodes, the first electrode provided on one surface side of the piezoelectric layer, and the second electrode provided on the other surface side of the piezoelectric layer; a piezoelectric actuator having a vibrating member anchored to the first electrode of the piezoelectric element; and a rotational shaft with which the vibrating member makes contact and is rotated thereby.Type: ApplicationFiled: March 14, 2014Publication date: July 17, 2014Applicant: Seiko Epson CorporationInventors: Osamu Miyazawa, Yasuharu Hashimoto, Akihito Matsumoto, Akira Matsuzawa
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Publication number: 20140152150Abstract: A piezoelectric motor includes: a piezoelectric actuator; and a driven portion. The piezoelectric actuator includes a piezoelectric element and a vibration member. The piezoelectric element has a piezoelectric layer and a first and a second electrode provided on both surfaces of the piezoelectric layer, respectively, and the vibration member is fixed on the first electrode side of the piezoelectric element. The driven portion which is rotated by the protrusion portion of the vibration member vibrated by the piezoelectric element, while the driven portion being abutted thereon. In the piezoelectric motor, a plurality of grooves which are open at a tip end surface of the protrusion portion and penetrate in a thickness direction are provided on a plurality of points of the protrusion portion along a rotation direction of a rotation shaft of the driven portion.Type: ApplicationFiled: February 7, 2014Publication date: June 5, 2014Applicant: Seiko Epson CorporationInventors: Akihito Matsumoto, Osamu Miyazawa, Yasuharu Hashimoto, Akira Matsuzawa
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Patent number: 8657427Abstract: The environmental burden of a liquid container during its life cycle is reduced, and a decrease in the reading or writing precision of an information recording unit provided on the liquid container is suppressed. A liquid container mounted in a liquid container holder of a liquid consuming apparatus, equipped with a first container section enclosing at least a portion of a liquid containing space capable of containing a liquid, the material thereof including a plant derived material, a high rigidity member having higher rigidity than the first container section, the material thereof including a material different from the plant derived material, and an information recording unit positioned above the high rigidity member, in which information relating to the liquid container is recorded, for which the information is read or written by a reading unit or a writing unit provided on the liquid consuming apparatus.Type: GrantFiled: December 14, 2012Date of Patent: February 25, 2014Assignee: Seiko Epson CorporationInventor: Akihito Matsumoto
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Patent number: 8651641Abstract: An ink cartridge is adapted to be mounted in a holder of a printer and includes: an ink containing bag which is configured in a bag shape and capable of containing a liquid in an inner portion; a flow path member having a flow path that guides the ink contained in the ink containing bag to an outside and a supply port connected to the flow path; and a containing box including a plant derived material accommodating the liquid containing bag; in which an outermost layer forming an outer surface of the ink containing bag has a shock buffering section that buffers against an impact from the outside via the containing box.Type: GrantFiled: December 19, 2012Date of Patent: February 18, 2014Assignee: Seiko Epson CorporationInventor: Akihito Matsumoto
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Patent number: 8646888Abstract: An ink cartridge has a label portion on a wall surface of one periphery of a case forming an ink accommodating unit. The label unit has a lamination structure in which a plurality of layers with different properties and states are laminated, and includes an optical functional layer that allows light (first wavelength of light) with a predetermined wavelength to pass and an optical reflective layer that reflects the first wavelength of light, and the optical reflective layer is a surface side of the case. When the optical reflective layer is heated from a thermal head of a heating unit directed to the label portion, the optical reflective layer irreversibly raises absorptivity of the first wavelength of light with respect to a received range.Type: GrantFiled: October 1, 2012Date of Patent: February 11, 2014Assignee: Seiko Epson CorporationInventors: Satoshi Gocho, Atsushi Kijima, Yoshihiro Koizumi, Yoshihiro Nakamura, Akihito Matsumoto, Takeshi Iwamuro, Nobumasa Fukushima, Masaru Takahashi, Takakazu Fukano
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Patent number: 8585194Abstract: An ink cartridge has a label portion on a wall surface of one periphery of a case forming an ink accommodating unit. The label unit has an optical functional layer that allows a predetermined wavelength of light to pass, an optical dispersion layer that includes hollow bodies, and an optical absorptive layer that absorbs the first wavelength of light, which are laminated in this order, and the optical absorptive layer is a surface side of the case. When the optical reflective layer is heated from a heating unit directed to the label portion at a temperature of damaging the hollow bodies, the dispersion of the light is suppressed by the damage to the hollow bodies, and the transmittance of the wavelength of light is irreversibly raised.Type: GrantFiled: October 1, 2012Date of Patent: November 19, 2013Assignee: Seiko Epson CorporationInventors: Miho Minamikawa, Hideki Ochiai, Satoshi Gocho, Yoshihiro Koizumi, Yoshihiro Nakamura, Akihito Matsumoto, Takeshi Iwamuro, Nobumasa Fukushima, Masaru Takahashi, Takakazu Fukano
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Patent number: 7841056Abstract: A method of manufacturing a piezoelectric element includes: forming a first base substrate having an element to be transferred; forming a second base substrate; and transferring the element to the second base substrate. The forming of the element includes forming a first electrode above a first substrate, forming a piezoelectric layer above the first electrode, forming a second electrode above the piezoelectric layer, crystallizing the piezoelectric layer, forming a dielectric layer above the second electrode, and etching the dielectric layer such that part of the second electrode is exposed and the dielectric layer has a protrusion upwardly protruding relative to the second electrode. Forming the second base substrate includes forming a third electrode above a second substrate. The transferring includes bonding the element and the second base substrate such that the second substrate is in contact with the protrusion and the second electrode is in contact with the third electrode.Type: GrantFiled: August 15, 2008Date of Patent: November 30, 2010Assignee: Seiko Epson CorporationInventors: Akihito Matsumoto, Takamitsu Higuchi, Yasuhiro Ono