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Kiyoshi Yoshizumi

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  • Toyota, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Onboard fuel cell system and method of discharging hydrogen-off gas
    • Patent number 7,968,242
    • Issue date Jun 28, 2011
    • Toyota Jidosha Kabushiki Kaisha
    • Kiyoshi Yoshizumi
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    High-pressure switching valve device
    • Patent number 6,840,504
    • Issue date Jan 11, 2005
    • Aisan Kogyo Kabushiki Kaisha
    • Shoichi Hagiwara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Liquid drains having liquid level adjusting mechanisms
    • Patent number 6,823,885
    • Issue date Nov 30, 2004
    • Aisan Kogyo Kabushiki Kaisha
    • Akihisa Hotta
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Gas/liquid separating devices
    • Patent number 6,776,823
    • Issue date Aug 17, 2004
    • Aisan Kogyo Kabushiki Kaisha
    • Akihisa Hotta
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Gas valve
    • Patent number 6,763,849
    • Issue date Jul 20, 2004
    • Aisan Kogyo Kabushiki Kaisha
    • Tatsuyuki Sugiura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    ONBOARD FUEL CELL SYSTEM AND METHOD OF DISCHARGING HYDROGEN-OFF GAS
    • Publication number 20100151360
    • Publication date Jun 17, 2010
    • Toyota Jidosha Kabushiki Kaisha
    • Kiyoshi Yoshizumi
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    NOISE ELIMINATOR FOR FUEL CELL
    • Publication number 20090087719
    • Publication date Apr 2, 2009
    • Toshiyuki Kondo
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Onboard fuel cell system and method of discharging hydrogen-off gas
    • Publication number 20080070090
    • Publication date Mar 20, 2008
    • Toyota Jidosha Kabushiki Kaisha
    • Kiyoshi Yoshizumi
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    High-pressure tank
    • Publication number 20030160201
    • Publication date Aug 28, 2003
    • Tatsuyuki Sugiura
    • F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
  • Information Patent Application

    Liquid drains having liquid level adjusting mechanisms
    • Publication number 20030155007
    • Publication date Aug 21, 2003
    • Aisan Kogyo Kabushiki Kaisha
    • Akihisa Hotta
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Gas/liquid separating devices
    • Publication number 20030150330
    • Publication date Aug 14, 2003
    • Aisan Kogyo Kabushiki Kaisha
    • Akihisa Hotta
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Solenoid valve
    • Publication number 20030151018
    • Publication date Aug 14, 2003
    • Nobutaka Teshima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Gas valve
    • Publication number 20020189677
    • Publication date Dec 19, 2002
    • Tatsuyuki Sugiura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    High-pressure switching valve device
    • Publication number 20020139953
    • Publication date Oct 3, 2002
    • Shoichi Hagiwara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Onboard fuel cell system band method of discharging hydrogen-off gas
    • Publication number 20020094469
    • Publication date Jul 18, 2002
    • Toyota Jidosha Kabushiki Kaisha
    • Kiyoshi Yoshizumi
    • H01 - BASIC ELECTRIC ELEMENTS