Patents by Inventor Masaaki Sugiyama
Masaaki Sugiyama 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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Publication number: 20240105826Abstract: A semiconductor device of an embodiment includes a semiconductor layer, a first insulating film provided on the semiconductor layer, a first electrode film provided on the first insulating film, a second electrode film provided on the first electrode film, and a first field plate electrode provided on the second electrode film. A lower end of the first field plate electrode is located on a second surface of the first electrode film, the second surface being in contact with the second electrode film, rather than a first surface of the first electrode film, the first surface being in contact with the first insulating film.Type: ApplicationFiled: March 1, 2023Publication date: March 28, 2024Inventors: Hitoshi KOBAYASHI, Masaaki ONOMURA, Toru SUGIYAMA, Akira YOSHIOKA, Hung HUNG, Hideki SEKIGUCHI, Tetsuya OHNO, Yasuhiro ISOBE
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Publication number: 20240105563Abstract: A semiconductor device includes a nitride semiconductor element, a first diode, and a second diode; the nitride semiconductor element includes a conductive mounting bed, a semiconductor substrate formed on the mounting bed, a first nitride semiconductor layer, a second nitride semiconductor layer, a first major electrode, a second major electrode, a first gate electrode, and a second gate electrode; the first diode includes a first anode electrode electrically connected to the mounting bed, and a first cathode electrode electrically connected to the first major electrode; and the second diode includes a second anode electrode electrically connected to the mounting bed, and a second cathode electrode electrically connected to the second major electrode.Type: ApplicationFiled: March 9, 2023Publication date: March 28, 2024Inventors: Toru SUGIYAMA, Akira YOSHIOKA, Hitoshi KOBAYASHI, Hung HUNG, Yasuhiro ISOBE, Hideki SEKIGUCHI, Tetsuya OHNO, Masaaki ONOMURA
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Publication number: 20240097671Abstract: A semiconductor device includes a first transistor, a first drive circuit including a second transistor, and a second drive circuit including a third transistor. The second transistor and the third transistor are connected in series; and a connection node of the second and third transistors is connected to a gate electrode of the first transistor. The first transistor, the second transistor, and the third transistor are normally-off MOS HEMTs formed in a first substrate that includes GaN. The first drive circuit charges a parasitic capacitance of the first transistor. The second drive circuit discharges the parasitic capacitance of the first transistor.Type: ApplicationFiled: February 10, 2023Publication date: March 21, 2024Inventors: Toru SUGIYAMA, Noriaki YOSHIKAWA, Yasuhiko KURIYAMA, Akira YOSHIOKA, Hitoshi KOBAYASHI, Hung HUNG, Yasuhiro ISOBE, Tetsuya OHNO, Hideki SEKIGUCHI, Masaaki ONOMURA
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Publication number: 20240021941Abstract: Provided is a battery unit capable of efficiently moving heat from a cylindrical cell to an end holder. The battery unit of the present disclosure includes a plurality of cylindrical cells and a cell holder. The cell holder includes a first end holder, an intermediate holder, and a second end holder that are arranged in order in a length direction. The intermediate holder includes an intermediate cylindrical hole, a first opening, a first edge, a second opening, and a second edge. The first end holder includes a first cylindrical hole, a third opening, and a third edge. The second end holder includes a second cylindrical hole, a fourth opening, and a fourth edge. The first edge and the third edge constitute an annular first mating surface. The second edge and the fourth edge constitute a second mating surface. At least one of the first mating surface and the second mating surface includes an intersection surface whose sectional shape intersects a planar direction orthogonal to the length direction.Type: ApplicationFiled: June 28, 2023Publication date: January 18, 2024Inventor: Masaaki SUGIYAMA
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Publication number: 20230305545Abstract: An information processing device for controlling a package handling system includes a first interface connected to a first logistics equipment, a second interface connected to a second logistics equipment, and a processor. The processor acquires flow rate data output by sensors of the first logistics equipment via the first interface, changes a format of the acquired flow rate data to a common format, acquires equipment information regarding the second logistics equipment via the second interface, changes a format of the equipment information to the common format, and generates a display screen showing flow rates at different points of the first logistics equipment, the equipment information, and a congestion state of the system, update the display screen after performing a simulation of the system, and issue a control signal in the first or second format to apply a change in an operating characteristic of the first or second logistics equipment.Type: ApplicationFiled: February 23, 2023Publication date: September 28, 2023Inventors: Masaaki SUGIYAMA, Masamitsu SHIBATA, Hirokazu NAKAMATA, Atsushi MATSUMURA, Yoshihide OTSURU
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Publication number: 20230207927Abstract: A battery pack having a high temperature is effectively cooled. The battery pack includes an exterior case, a battery, a battery holder, and a heat absorbing portion. The heat absorbing portion is configured to absorb heat by a phase change. The battery holder includes a first battery holder that holds an electrode portion of the battery and a second battery holder that surrounds a body portion of the battery. The second battery holder includes a pool portion. The heat absorbing portion is housed in the pool portion.Type: ApplicationFiled: March 1, 2023Publication date: June 29, 2023Inventor: Masaaki SUGIYAMA
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Patent number: 11557805Abstract: A battery pack is provided. The battery pack includes a battery cell assembly including at least a battery cell, a heat dissipation member, and a plate member; and an exterior case. The heat dissipation member and the plate member are disposed in this order on one or both of an electrode of the battery cell and a side surface of the battery cell along a direction in which the battery cell assembly is assembled in the exterior case.Type: GrantFiled: March 14, 2019Date of Patent: January 17, 2023Assignee: Murata Manufacturing Co., Ltd.Inventors: Tsuyoshi Nakamura, Masaaki Sugiyama
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Patent number: 11283120Abstract: A battery pack having a heat-radiating structure and a vibration-proof structure is provided. The battery pack includes: a battery block including a plurality of batteries and a battery holder; an exterior case configured to house the battery block; a heat conductive member interposed between a first inner surface of the exterior case and at least one of electrodes of the batteries; and a vibration-proof member interposed between a second inner surface of the exterior case and the battery holder. The vibration-proof member is thicker than the heat conductive member.Type: GrantFiled: June 19, 2018Date of Patent: March 22, 2022Assignee: Murata Manufacturing Co., Ltd.Inventors: Masaaki Sugiyama, Tsuyoshi Nakamura
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Patent number: 11183730Abstract: A battery pack includes a battery block including a battery cell, and a battery holder configured to accommodate the battery cell and having at least a first opening portion; a battery pack case configured to accommodate the battery block and having at least a second opening portion; a first sealant disposed at least between a first peripheral end face of a first terminal portion of the battery cell and the battery holder; and a second sealant disposed at least between a second peripheral end face of a second terminal portion of the battery cell and the battery holder, wherein the first sealant is fixed by the first peripheral end face of the first terminal portion and the battery holder, and the second sealant is fixed by the second peripheral end face of the second terminal portion and the battery holder.Type: GrantFiled: September 27, 2018Date of Patent: November 23, 2021Assignee: Murata Manufacturing Co., Ltd.Inventors: Tsuyoshi Nakamura, Masaaki Sugiyama
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Patent number: 11038234Abstract: A battery pack is provided. The battery pack includes an exterior case and an article of an electric system including a battery. The article is configured to be accommodated in the exterior case. The article of the electric system is coated with a thin film coating agent. The article of the electric system includes the battery, a circuit board, and an electrode tab configured to electrically connect the battery or connect between the battery and the circuit board.Type: GrantFiled: March 8, 2019Date of Patent: June 15, 2021Assignee: Murata Manufacturing Co., Ltd.Inventors: Masaaki Sugiyama, Tsuyoshi Nakamura
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Patent number: 10629869Abstract: An electronic apparatus case including a ventilation portion on at least one side of the electronic apparatus case is provided. The ventilation portion further includes: an outer wall portion including a first ventilation port; an inner wall portion including a second ventilation port provided in a staggered manner with respect to the first ventilation port of the outer wall portion; and a discharge port provided between the outer wall portion and the inner wall portion.Type: GrantFiled: April 18, 2018Date of Patent: April 21, 2020Assignee: Murata Manufacturing Co., Ltd.Inventors: Tsuyoshi Nakamura, Masaaki Sugiyama
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Publication number: 20190214618Abstract: A battery pack is provided. The battery pack includes a battery cell assembly including at least a battery cell, a heat dissipation member, and a plate member; and an exterior case. The heat dissipation member and the plate member are disposed in this order on one or both of an electrode of the battery cell and a side surface of the battery cell along a direction in which the battery cell assembly is assembled in the exterior case.Type: ApplicationFiled: March 14, 2019Publication date: July 11, 2019Inventors: Tsuyoshi NAKAMURA, Masaaki SUGIYAMA
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Publication number: 20190207179Abstract: A battery pack is provided. The battery pack includes an exterior case and an article of an electric system including a battery. The article is configured to be accommodated in the exterior case. The article of the electric system is coated with a thin film coating agent. The article of the electric system includes the battery, a circuit board, and an electrode tab configured to electrically connect the battery or connect between the battery and the circuit board.Type: ApplicationFiled: March 8, 2019Publication date: July 4, 2019Inventors: Masaaki SUGIYAMA, Tsuyoshi NAKAMURA
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Patent number: 10256442Abstract: A battery is provided including a battery cell having main top and bottom surfaces, and a plurality of side surfaces; and at least one resin section including a cured resin that covers at least three of the plurality of side surfaces of the battery cell, but that does not cover substantially all of the top and bottom surfaces of the battery cell.Type: GrantFiled: September 28, 2017Date of Patent: April 9, 2019Assignee: Murata Manufacturing Co., Ltd.Inventors: Eiichiro Suzuki, Masaaki Sugiyama
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Publication number: 20190067655Abstract: A battery pack includes a battery block including a battery cell, and a battery holder configured to accommodate the battery cell and having at least a first opening portion; a battery pack case configured to accommodate the battery block and having at least a second opening portion; a first sealant disposed at least between a first peripheral end face of a first terminal portion of the battery cell and the battery holder; and a second sealant disposed at least between a second peripheral end face of a second terminal portion of the battery cell and the battery holder, wherein the first sealant is fixed by the first peripheral end face of the first terminal portion and the battery holder, and the second sealant is fixed by the second peripheral end face of the second terminal portion and the battery holder.Type: ApplicationFiled: September 27, 2018Publication date: February 28, 2019Inventors: Tsuyoshi NAKAMURA, Masaaki SUGIYAMA
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Patent number: 10153070Abstract: A waterproof structure of a wire harness includes at least one bundle of an electric wire group in which a plurality of electric wires are linearly arranged, a damming part made of a hard resin material, the damming part which surrounds a part of the electric wire group in an extension direction of the electric wire group and which includes an outer periphery shape part according to a shape of a trapezoidal through hole in an electric wire group insertion part with a divided structure, and a water stop material which prevents water from entering a gap between the electric wire group insertion part and the outer periphery shape part and which is formed on an inner peripheral surface of the through hole.Type: GrantFiled: June 22, 2017Date of Patent: December 11, 2018Assignees: YAZAKI CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kimitoshi Makino, Tetsuro Saimoto, Akihito Shibuya, Masaaki Sugiyama, Masataka Yamamoto, Kenji Kinezuka, Shinya Matsurra, Yasuhiro Suzuki, Takafumi Mori, Takenori Tsuchiya
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Publication number: 20180301773Abstract: A battery pack having a heat-radiating structure and a vibration-proof structure is provided. The battery pack includes: a battery block including a plurality of batteries and a battery holder; an exterior case configured to house the battery block; a heat conductive member interposed between a first inner surface of the exterior case and at least one of electrodes of the batteries; and a vibration-proof member interposed between a second inner surface of the exterior case and the battery holder. The vibration-proof member is thicker than the heat conductive member.Type: ApplicationFiled: June 19, 2018Publication date: October 18, 2018Inventors: Masaaki SUGIYAMA, Tsuyoshi NAKAMURA
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Publication number: 20180241017Abstract: An electronic apparatus case including a ventilation portion on at least one side of the electronic apparatus case is provided. The ventilation portion further includes: an outer wall portion including a first ventilation port; an inner wall portion including a second ventilation port provided in a staggered manner with respect to the first ventilation port of the outer wall portion; and a discharge port provided between the outer wall portion and the inner wall portion.Type: ApplicationFiled: April 18, 2018Publication date: August 23, 2018Inventors: Tsuyoshi NAKAMURA, Masaaki SUGIYAMA
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Publication number: 20180019452Abstract: A battery is provided including a battery cell having main top and bottom surfaces, and a plurality of side surfaces; and at least one resin section including a cured resin that covers at least three of the plurality of side surfaces of the battery cell, but that does not cover substantially all of the top and bottom surfaces of the battery cell.Type: ApplicationFiled: September 28, 2017Publication date: January 18, 2018Inventors: Eiichiro Suzuki, Masaaki Sugiyama
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Publication number: 20170372817Abstract: A waterproof structure of a wire harness includes at least one bundle of an electric wire group in which a plurality of electric wires are linearly arranged, a damming part made of a hard resin material, the damming part which surrounds a part of the electric wire group in an extension direction of the electric wire group and which includes an outer periphery shape part according to a shape of a trapezoidal through hole in an electric wire group insertion part with a divided structure, and a water stop material which prevents water from entering a gap between the electric wire group insertion part and the outer periphery shape part and which is formed on an inner peripheral surface of the through hole.Type: ApplicationFiled: June 22, 2017Publication date: December 28, 2017Applicants: YAZAKI CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kimitoshi MAKINO, Tetsuro SAIMOTO, Akihito SHIBUYA, Masaaki SUGIYAMA, Masataka YAMAMOTO, Kenji KINEZUKA, Shinya MATSUURA, Yasuhiro SUZUKI, Takafumi MORI, Takenori TSUCHIYA