Patents by Inventor Kazuhiko Kubo
Kazuhiko Kubo 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: 11040643Abstract: A heat insulating sheet includes, a first sheet, a first heat insulator disposed on a main surface of the first sheet and including a first xerogel, a second heat insulator disposed on the main surface of the first sheet apart from the first heat insulator and including a second xerogel, and a second sheet disposed on the main surface of the first sheet to cover the first and second heat insulators. A first region of the heat insulating sheet provided between the first and second heat insulators viewing in a direction perpendicular to the main surface has an extensible rate larger than an extensible rate of each of the first and second heat insulators. The heat insulating property of this heat insulating sheet hardly degrades.Type: GrantFiled: August 2, 2016Date of Patent: June 22, 2021Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Norihiro Kawamura, Kazuhiko Kubo, Yuuichi Abe, Takeshi Fujii
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Patent number: 10244658Abstract: A heat conductive sheet includes a heat dissipating sheet, a first heat insulating layer provided above the heat dissipating sheet, a first sheet provided above the first heat insulating layer, and a second sheet provided below the heat dissipating sheet. The first sheet includes a first protruding portion protruding from the heat dissipating sheet viewing from above. The second sheet includes a second protruding portion protruding from the heat dissipating sheet viewing from above. A thermal conductivity of the first heat insulating layer is lower than any of a thermal conductivity of the first sheet, a thermal conductivity of the second sheet, and a thermal conductivity of the heat dissipating sheet. The first protruding portion overlaps and the second protruding portion viewing from above.Type: GrantFiled: June 23, 2016Date of Patent: March 26, 2019Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Koji Matsuno, Kazuhiko Kubo
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Patent number: 10211492Abstract: An electronic apparatus includes a heat generating component, a first battery, a second battery, a heat conductive sheet, and a heat insulating layer. The second battery is disposed between the heat generating component and the first battery. The heat conductive sheet thermally couples the heat generating component to the first battery. The heat insulating layer is disposed between the heat conductive sheet and the second battery.Type: GrantFiled: December 17, 2014Date of Patent: February 19, 2019Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Yoshiya Sakaguchi, Kazuo Kimura, Kazuhiko Kubo
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Patent number: 10072988Abstract: A temperature-detecting device includes a thermally conductive sheet, a heat-generating body thermally connected to a first end portion of the thermally conductive sheet, and a temperature-detecting element thermally connected to a second end portion of the thermally conductive sheet. This temperature-detecting device is also provided with thermally insulating layers on the top and bottom faces of the thermally conductive sheet between the first and second end portions thereof.Type: GrantFiled: December 18, 2014Date of Patent: September 11, 2018Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Yoshiya Sakaguchi, Kazuhiko Kubo
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Publication number: 20180134194Abstract: A heat insulating sheet includes, a first sheet, a first heat insulator disposed on a main surface of the first sheet and including a first xerogel, a second heat insulator disposed on the main surface of the first sheet apart from the first heat insulator and including a second xerogel, and a second sheet disposed on the main surface of the first sheet to cover the first and second heat insulators. A first region of the heat insulating sheet provided between the first and second heat insulators viewing in a direction perpendicular to the main surface has an extensible rate larger than an extensible rate of each of the first and second heat insulators. The heat insulating property of this heat insulating sheet hardly degrades.Type: ApplicationFiled: August 2, 2016Publication date: May 17, 2018Inventors: NORIHIRO KAWAMURA, KAZUHIKO KUBO, YUUICHI ABE, TAKESHI FUJII
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Publication number: 20180098461Abstract: A heat conductive sheet includes a heat dissipating sheet, a first heat insulating layer provided above the heat dissipating sheet, a first sheet provided above the first heat insulating layer, and a second sheet provided below the heat dissipating sheet. The first sheet includes a first protruding portion protruding from the heat dissipating sheet viewing from above. The second sheet includes a second protruding portion protruding from the heat dissipating sheet viewing from above. A thermal conductivity of the first heat insulating layer is lower than any of a thermal conductivity of the first sheet, a thermal conductivity of the second sheet, and a thermal conductivity of the heat dissipating sheet. The first protruding portion overlaps and the second protruding portion viewing from above.Type: ApplicationFiled: June 23, 2016Publication date: April 5, 2018Inventors: KOJI MATSUNO, KAZUHIKO KUBO
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Publication number: 20170003175Abstract: A temperature-detecting device includes a thermally conductive sheet, a heat-generating body thermally connected to a first end portion of the thermally conductive sheet, and a temperature-detecting element thermally connected to a second end portion of the thermally conductive sheet. This temperature-detecting device is also provided with thermally insulating layers on the top and bottom faces of the thermally conductive sheet between the first and second end portions thereof.Type: ApplicationFiled: December 18, 2014Publication date: January 5, 2017Inventors: YOSHIYA SAKAGUCHI, KAZUHIKO KUBO
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Patent number: 9488420Abstract: A heat conducting sheet includes a first sheet having heat conductivity, a bonding layer disposed on a part of a first face of the first sheet, and a backing separator disposed on the first face entirely. The backing separator has slight adhesion, so that the first sheet can stick to the backing separator. Bonding force between the first sheet and the bonding layer is greater than bonding force between the backing separator and the bonding layer.Type: GrantFiled: December 10, 2013Date of Patent: November 8, 2016Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Norihiro Kawamura, Takahiro Senshu, Kazuhiko Kubo, Keiji Kawajiri
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Patent number: 9491890Abstract: A thermally conductive body includes an insulating sheet, a first graphite sheet provided on a first surface of the insulating sheet, and a second graphite sheet provided on a second surface that is a reverse side of the first surface of the insulating sheet. Compressibility of the insulating sheet is lower than compressibility of the first graphite sheet and compressibility of the second graphite sheet.Type: GrantFiled: March 11, 2013Date of Patent: November 8, 2016Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Kazuhiko Kubo, Masafumi Nakayama
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Publication number: 20160285141Abstract: An electronic apparatus includes a heat generating component, a first battery, a second battery, a heat conductive sheet, and a heat insulating layer. The second battery is disposed between the heat generating component and the first battery. The heat conductive sheet thermally couples the heat generating component to the first battery. The heat insulating layer is disposed between the heat conductive sheet and the second battery.Type: ApplicationFiled: December 17, 2014Publication date: September 29, 2016Inventors: YOSHIYA SAKAGUCHI, KAZUO KIMURA, KAZUHIKO KUBO
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Publication number: 20150086780Abstract: A heat conducting sheet includes a first sheet having heat conductivity, a bonding layer disposed on a part of a first face of the first sheet, and a backing separator disposed on the first face entirely. The backing separator has slight adhesion, so that the first sheet can stick to the backing separator. Bonding force between the first sheet and the bonding layer is greater than bonding force between the backing separator and the bonding layer.Type: ApplicationFiled: December 10, 2013Publication date: March 26, 2015Applicant: PANASONIC CORPORATIONInventors: Norihiro Kawamura, Takahiro Senshu, Kazuhiko Kubo, Keiji Kawajiri
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Publication number: 20140362532Abstract: A thermally conductive body includes an insulating sheet, a first graphite sheet provided on a first surface of the insulating sheet, and a second graphite sheet provided on a second surface that is a reverse side of the first surface of the insulating sheet. Compressibility of the insulating sheet is lower than compressibility of the first graphite sheet and compressibility of the second graphite sheet.Type: ApplicationFiled: March 11, 2013Publication date: December 11, 2014Inventors: Kazuhiko Kubo, Masafumi Nakayama
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Patent number: 8720537Abstract: A graphite sheet preventing leakage of a heat radiating member when a fluid heat radiating member such as grease is used and improving heat radiation performance is provided. A graphite sheet includes a first main surface and a second main surface opposite to the first main surface and has a large anisotropic thermal conductivity in a main surface direction. The graphite sheet includes a first concave portion provided on the first main surface and having a first bottom surface, a second concave portion provided on the second main surface and having a second bottom surface, a thin film portion formed in a region in which the first bottom surface and the second bottom surface are overlapped with each other, and a connecting hole penetrating the thin film portion and allowing the first concave portion and the second concave portion to communicate with each other.Type: GrantFiled: June 30, 2010Date of Patent: May 13, 2014Assignee: Panasonic CorporationInventors: Kazuhiko Kubo, Yuichi Sato, Norihiro Kawamura, Masashi Funaba
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Patent number: 8673446Abstract: A graphite complex has a pyrolytic graphite sheet and a graphite layer. The pyrolytic graphite sheet is made by firing a polymer film. The graphite layer contains graphite powder as the main ingredient and is directly joined to the pyrolytic graphite sheet.Type: GrantFiled: March 17, 2009Date of Patent: March 18, 2014Assignee: Panasonic CorporationInventors: Mitsuru Tamaoki, Norihiro Kawamura, Kazuhiko Kubo, Masashi Funaba
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Patent number: 8107461Abstract: The total system, which is operated by SIP (Session Initiation Protocol) call sequence and SIP call replacement sequence, comprises control part which includes sequence part for immediately performing the SIP call replacement sequence upon detecting communication of call forwarding or proxy response, SIP exchange equipment which includes storage part for storing sequence program of the call forwarding and proxy response, SIP telephones 3a to 3n, and a network such as Internet or wide LAN to which the SIP exchange equipment and SIP telephones 3a to 3n are connected, so that it is able to provide the SIP exchange system for agreeing a final party in communication and party number display, even an party responds the incoming call is changed by the call forwarding or proxy response.Type: GrantFiled: March 1, 2007Date of Patent: January 31, 2012Assignee: Hitachi Communication Technologies, Ltd.Inventors: Takahiro Sasaki, Kazuhiko Kubo
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Publication number: 20110265980Abstract: A graphite sheet preventing leakage of a heat radiating member when a fluid heat radiating member such as grease is used and improving heat radiation performance is provided. A graphite sheet includes a first main surface and a second main surface opposite to the first main surface and has a large anisotropic thermal conductivity in a main surface direction. The graphite sheet includes a first concave portion provided on the first main surface and having a first bottom surface, a second concave portion provided on the second main surface and having a second bottom surface, a thin film portion formed in a region in which the first bottom surface and the second bottom surface are overlapped with each other, and a connecting hole penetrating the thin film portion and allowing the first concave portion and the second concave portion to communicate with each other.Type: ApplicationFiled: June 30, 2010Publication date: November 3, 2011Inventors: Kazuhiko Kubo, Yuichi Sato, Norihiro Kawamura, Masashi Funaba
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Publication number: 20110045300Abstract: A graphite complex has a pyrolytic graphite sheet and a graphite layer. The pyrolytic graphite sheet is made by firing a polymer film. The graphite layer contains graphite powder as the main ingredient and is directly joined to the pyrolytic graphite sheet.Type: ApplicationFiled: March 17, 2009Publication date: February 24, 2011Applicant: PANASONIC CORPORATIONInventors: Mitsuru Tamaoki, Norihiro Kawamura, Kazuhiko Kubo, Masashi Funaba
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Patent number: 7577135Abstract: When a trouble is developed in an IP exchange (TM) 2 or a circuit (network) 5, a backup exchange 6 (backup TM) is switched over from a waiting system to an operating system, and all IP terminals Eqi inside lodgments A, B, . . . N also log out from the IP exchange (TM) 2, and transmit the IP addresses to the backup exchanges 6 (backup TM) inside own lodgment, respectively, and log in there with a result that the extension telephone calls inside own lodgment is made possible by a control of the backup exchange 6 (backup TM), and therefore, even when a fault occurs in the IP exchange or the circuit, the IP terminals inside the lodgment are backed up and the actuations of the IP terminals are continuously operated, and for example, the extension phone calls inside the lodgment can be realized.Type: GrantFiled: March 9, 2006Date of Patent: August 18, 2009Assignee: Hitachi Communication Technologies, Ltd.Inventors: Hiroyuki Sato, Shinji Saitou, Tadashi Saitou, Takahiro Sasaki, Fumio Urayama, Hiroshi Endo, Tatsuya Yoshida, Shinsuke Isono, Kaoru Mashiko, Takahiro Abe, Kazuhiko Kubo
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Publication number: 20070274294Abstract: The total system, which is operated by SIP (Session Initiation Protocol) call sequence and SIP call replacement sequence, comprises control part which includes sequence part for immediately performing the SIP call replacement sequence upon detecting communication of call forwarding or proxy response, SIP exchange equipment which includes storage part for storing sequence program of the call forwarding and proxy response, SIP telephones 3a to 3n, and a network such as Internet or wide LAN to which the SIP exchange equipment and SIP telephones 3a to 3n are connected, so that it is able to provide the SIP exchange system for agreeing a final party in communication and party number display, even an party responds the incoming call is changed by the call forwarding or proxy response.Type: ApplicationFiled: March 1, 2007Publication date: November 29, 2007Inventors: Takahiro Sasaki, Kazuhiko Kubo
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Publication number: 20060217997Abstract: When a trouble is developed in an IP exchange (TM) 2 or a circuit (network) 5, a backup exchange 6 (backup TM) is switched over from a waiting system to an operating system, and all IP terminals Eqi inside lodgments A, B, . . . N also log out from the IP exchange (TM) 2, and transmit the IP addresses to the backup exchanges 6 (backup TM) inside own lodgment, respectively, and log in there with a result that the extension telephone calls inside own lodgment is made possible by a control of the backup exchange 6 (backup TM), and therefore, even when a fault occurs in the IP exchange or the circuit, the IP terminals inside the lodgment are backed up and the actuations of the IP terminals are continuously operated, and for example, the extension phone calls inside the lodgment can be realized.Type: ApplicationFiled: March 9, 2006Publication date: September 28, 2006Inventors: Hiroyuki Sato, Shinji Saitou, Tadashi Saitou, Takahiro Sasaki, Fumio Urayama, Hiroshi Endo, Tatsuya Yoshida, Shinsuke Isono, Kaoru Mashiko, Takahiro Abe, Kazuhiko Kubo