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Katsuhiko Kohyama

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fuel cell with protruded gas diffusion layer
    • Patent number 8,865,366
    • Issue date Oct 21, 2014
    • Honda Motor Co., Ltd.
    • Narutoshi Sugita
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Fuel cell stack
    • Patent number 8,221,935
    • Issue date Jul 17, 2012
    • Honda Motor Co., Ltd.
    • Masaharu Suzuki
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Fuel cell stack with power collecting terminals
    • Patent number 8,192,886
    • Issue date Jun 5, 2012
    • Honda Motor Co., Ltd.
    • Kimiharu Mizusaki
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Fuel cell with protruded gas diffusion layer
    • Patent number 8,153,333
    • Issue date Apr 10, 2012
    • Honda Motor Co., Ltd.
    • Narutoshi Sugita
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Coolant manifold and methods for supplying and discharging coolant
    • Patent number 7,964,318
    • Issue date Jun 21, 2011
    • Honda Motor Co., Ltd.
    • Masaharu Suzuki
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Fuel cell
    • Patent number 7,846,612
    • Issue date Dec 7, 2010
    • Honda Motor Co., Ltd.
    • Shuhei Goto
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Solid polymer electrolyte fuel cell and electrode structure for the...
    • Patent number 7,776,464
    • Issue date Aug 17, 2010
    • Honda Motor Co., Ltd.
    • Katsuhiko Kohyama
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Fuel cell
    • Patent number 7,445,865
    • Issue date Nov 4, 2008
    • Honda Motor Co., Ltd.
    • Shuhei Goto
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Method for producing membrane-electrode structure and polymer elect...
    • Patent number 7,306,876
    • Issue date Dec 11, 2007
    • Honda Motor Co., Ltd.
    • Masaki Tani
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Electrode for solid polymer fuel cell
    • Patent number 7,232,627
    • Issue date Jun 19, 2007
    • Honda Motor Co., Ltd.
    • Kaoru Fukuda
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

  • Information Patent Application

    FUEL CELL WITH PROTRUDED GAS DIFFUSION LAYER
    • Publication number 20120183881
    • Publication date Jul 19, 2012
    • Honda Motor Co., Ltd.
    • Narutoshi SUGITA
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    FUEL CELL STACK
    • Publication number 20090233139
    • Publication date Sep 17, 2009
    • Honda Motor Co., Ltd.
    • Masaharu SUZUKI
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    FUEL CELL STACK AND METHOD OF PRODUCING TERMINAL FOR FUEL CELL STACK
    • Publication number 20090226789
    • Publication date Sep 10, 2009
    • Honda Motor Co., Ltd.
    • Kimiharu MIZUSAKI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    FUEL CELL
    • Publication number 20090130524
    • Publication date May 21, 2009
    • Honda Motor Co., Ltd.
    • Shuhei Goto
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Coolant manifold and methods for supplying and discharging coolant
    • Publication number 20070218332
    • Publication date Sep 20, 2007
    • Honda Motor Co., Ltd.
    • Masaharu Suzuki
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Solid polymer electrolyte fuel cell and electrode structure for the...
    • Publication number 20070042261
    • Publication date Feb 22, 2007
    • Katsuhiko Kohyama
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Fuel cell
    • Publication number 20070020504
    • Publication date Jan 25, 2007
    • HONDA MOTOR CO., LTD.
    • Narutoshi Sugita
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Membrane electrode assembly for polymer electrolyte fuel cell
    • Publication number 20050008920
    • Publication date Jan 13, 2005
    • Katsuhiko Kohyama
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Fuel cell
    • Publication number 20040202916
    • Publication date Oct 14, 2004
    • Honda Motor Co., Ltd.
    • Shuhei Goto
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Electrode for solid polymer fuel cell
    • Publication number 20040115517
    • Publication date Jun 17, 2004
    • Kaoru Fukuda
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Method for producing membrane-electrode structure
    • Publication number 20040115499
    • Publication date Jun 17, 2004
    • HONDA MOTOR CO., LTD.
    • Masaki Tani
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Electrode for polymer electrolyte fuel cell
    • Publication number 20030072991
    • Publication date Apr 17, 2003
    • Takeshi Matsubara
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...