Patents by Inventor Kosaku ARITA
Kosaku ARITA 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: 10485131Abstract: A power-supply device including: a casing having a space therein and formed by metal stamping or having a thickness ranging from 0.3 to 3.0 mm; and a circuit board disposed inside the casing, wherein the casing includes a casing portion having an opening, and a cover portion disposed to cover the opening of the casing portion, the casing portion has a through hole formed at a position corresponding to a connector terminal connected to the circuit board, and the cover portion includes a storage portion bulging outward from the casing, the storage portion storing either one of an electronic component provided to a face of the circuit board which faces the cover portion and an electronic component provided across the circuit board.Type: GrantFiled: July 21, 2017Date of Patent: November 19, 2019Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Kosaku Arita, Masahiro Nishikawa
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Publication number: 20190044452Abstract: A power supply includes a casing including a heat-conducting material and having an inner surface and an outer surface. The casing is a one-piece component having a substantially tubular shape. The power supply also includes a circuit board disposed in the casing. The circuit board has a first surface on which one or more circuit components are mounted and a second surface on an opposing side of the first surface. The power supply also includes a first cover disposed over a first opening at a first end portion of the casing on a tubular axis, and a second cover disposed over a second opening at a second end portion of the casing on the tubular axis. The first surface of the circuit board faces the inner surface of the casing.Type: ApplicationFiled: July 31, 2018Publication date: February 7, 2019Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Kosaku ARITA, Takashi KAMBARA
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Patent number: 10190740Abstract: A light source unit includes a light source module, a heat sink including a light source arrangement portion on which the light source module is arranged and a plurality of heat dissipation fins that are plate-shaped and arranged in a first direction such that main surfaces thereof face each other, a drive circuit for controlling driving of the light source module, and a circuit cover configured to cover the drive circuit. The light source arrangement portion is provided on an anterior surface side of the heat sink, the plurality of heat dissipation fins are provided on a posterior surface side of the heat sink, and the circuit cover is attached to the heat sink such that at least two ventilation holes are present in a spatial region framed by a part of the heat sink that is on the posterior surface side and the circuit cover.Type: GrantFiled: November 14, 2017Date of Patent: January 29, 2019Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventor: Kosaku Arita
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Publication number: 20180142852Abstract: A light source unit includes a light source module, a heat sink including a light source arrangement portion on which the light source module is arranged and a plurality of heat dissipation fins that are plate-shaped and arranged in a first direction such that main surfaces thereof face each other, a drive circuit for controlling driving of the light source module, and a circuit cover configured to cover the drive circuit. The light source arrangement portion is provided on an anterior surface side of the heat sink, the plurality of heat dissipation fins are provided on a posterior surface side of the heat sink, and the circuit cover is attached to the heat sink such that at least two ventilation holes are present in a spatial region framed by a part of the heat sink that is on the posterior surface side and the circuit cover.Type: ApplicationFiled: November 14, 2017Publication date: May 24, 2018Inventor: Kosaku ARITA
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Patent number: 9907200Abstract: A power-supply device including a circuit board and a casing which includes a casing portion having an opening, and a cover portion disposed to cover the opening of the casing portion. The casing portion has a through hole formed at a position corresponding to a connector terminal connected to the circuit board, and at least one rib is provided to a region having a size greater than or equal to an outside diameter of a connector of an external connector line connected to the connector terminal in the casing portion.Type: GrantFiled: August 2, 2017Date of Patent: February 27, 2018Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventor: Kosaku Arita
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Patent number: 9845931Abstract: A light source unit including: a first light source module; a second light source module; and a light source arrangement portion between the first light source module and the second light source module. The first light source module and the second light source module are staggered in at least one of a front-and-back direction and a left-and-right direction.Type: GrantFiled: May 23, 2016Date of Patent: December 19, 2017Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventor: Kosaku Arita
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Publication number: 20170332505Abstract: A power-supply device including a circuit board and a casing which includes a casing portion having an opening, and a cover portion disposed to cover the opening of the casing portion. The casing portion has a through hole formed at a position corresponding to a connector terminal connected to the circuit board, and at least one rib is provided to a region having a size greater than or equal to an outside diameter of a connector of an external connector line connected to the connector terminal in the casing portion.Type: ApplicationFiled: August 2, 2017Publication date: November 16, 2017Inventor: Kosaku ARITA
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Publication number: 20170325350Abstract: A power-supply device including: a casing having a space therein and formed by metal stamping or having a thickness ranging from 0.3 to 3.0 mm; and a circuit board disposed inside the casing, wherein the casing includes a casing portion having an opening, and a cover portion disposed to cover the opening of the casing portion, the casing portion has a through hole formed at a position corresponding to a connector terminal connected to the circuit board, and the cover portion includes a storage portion bulging outward from the casing, the storage portion storing either one of an electronic component provided to a face of the circuit board which faces the cover portion and an electronic component provided across the circuit board.Type: ApplicationFiled: July 21, 2017Publication date: November 9, 2017Inventors: Kosaku ARITA, Masahiro NISHIKAWA
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Patent number: 9756753Abstract: A power-supply device including: a casing having a space therein and formed by metal stamping or having a thickness ranging from 0.3 to 3.0 mm; and a circuit board disposed inside the casing, wherein the casing includes a casing portion having an opening, and a cover portion disposed to cover the opening of the casing portion, the casing portion has a through hole formed at a position corresponding to a connector terminal connected to the circuit board, and a non-flat portion is provided to a region having a size greater than or equal to an outside diameter of a connector of an external connector line connected to the connector terminal in the casing portion.Type: GrantFiled: September 29, 2014Date of Patent: September 5, 2017Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventor: Kosaku Arita
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Patent number: 9750154Abstract: A power-supply device including: a casing having a space therein and formed by metal stamping or having a thickness ranging from 0.3 to 3.0 mm; and a circuit board disposed inside the casing, wherein the casing includes a casing portion having an opening, and a cover portion disposed to cover the opening of the casing portion, the casing portion has a through hole formed at a position corresponding to a connector terminal connected to the circuit board, and the cover portion includes a storage portion bulging outward from the casing, the storage portion storing either one of an electronic component provided to a face of the circuit board which faces the cover portion and an electronic component provided across the circuit board.Type: GrantFiled: September 29, 2014Date of Patent: August 29, 2017Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Kosaku Arita, Masahiro Nishikawa
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Publication number: 20160320011Abstract: A light source unit including: a first light source module; a second light source module; and a light source arrangement portion between the first light source module and the second light source module. The first light source module and the second light source module are staggered in at least one of a front-and-back direction and a left-and-right direction.Type: ApplicationFiled: May 23, 2016Publication date: November 3, 2016Inventor: Kosaku ARITA
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Patent number: 9400090Abstract: A light source unit including: a first light source module; a heat sink including a light source arrangement portion on which the first light source module is arranged and a concave portion opened to surround the light source arrangement portion; and a reflector that includes a through-hole through which the light source arrangement portion is inserted and reflects light emitted from the first light source module. The reflector is arranged having at least a portion thereof located in the concave portion.Type: GrantFiled: May 22, 2014Date of Patent: July 26, 2016Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventor: Kosaku Arita
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Publication number: 20150092432Abstract: A power-supply device including: a casing having a space therein and formed by metal stamping or having a thickness ranging from 0.3 to 3.0 mm; and a circuit board disposed inside the casing, wherein the casing includes a casing portion having an opening, and a cover portion disposed to cover the opening of the casing portion, the casing portion has a through hole formed at a position corresponding to a connector terminal connected to the circuit board, and the cover portion includes a storage portion bulging outward from the casing, the storage portion storing either one of an electronic component provided to a face of the circuit board which faces the cover portion and an electronic component provided across the circuit board.Type: ApplicationFiled: September 29, 2014Publication date: April 2, 2015Inventors: Kosaku ARITA, Masahiro NISHIKAWA
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Publication number: 20150092437Abstract: A power-supply device including: a casing having a space therein and formed by metal stamping or having a thickness ranging from 0.3 to 3.0 mm; and a circuit board disposed inside the casing, wherein the casing includes a casing portion having an opening, and a cover portion disposed to cover the opening of the casing portion, the casing portion has a through hole formed at a position corresponding to a connector terminal connected to the circuit board, and a non-flat portion is provided to a region having a size greater than or equal to an outside diameter of a connector of an external connector line connected to the connector terminal in the casing portion.Type: ApplicationFiled: September 29, 2014Publication date: April 2, 2015Inventor: Kosaku ARITA
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Publication number: 20140355286Abstract: A light source unit including: a first light source module; a heat sink including a light source arrangement portion on which the first light source module is arranged and a concave portion opened to surround the light source arrangement portion; and a reflector that includes a through-hole through which the light source arrangement portion is inserted and reflects light emitted from the first light source module. The reflector is arranged having at least a portion thereof located in the concave portion.Type: ApplicationFiled: May 22, 2014Publication date: December 4, 2014Applicant: Panasonic CorporationInventor: Kosaku ARITA