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Yu YOKOYAMA

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  • Okazaki-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Variable valve mechanism for engine
    • Patent number 10,309,274
    • Issue date Jun 4, 2019
    • Toyota Jidosha Kabushiki Kaisha
    • Toshiyuki Yano
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable valve mechanism for engine
    • Patent number 10,294,827
    • Issue date May 21, 2019
    • Toyota Jidosha Kabushiki Kaisha
    • Yu Yokoyama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable valve timing apparatus
    • Patent number 10,060,305
    • Issue date Aug 28, 2018
    • Denso Corporation
    • Shota Toda
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable valve mechanism
    • Patent number 10,041,383
    • Issue date Aug 7, 2018
    • Toyota Jidosha Kabushiki Kaisha
    • Toshiyuki Yano
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable valve mechanism
    • Patent number 10,018,082
    • Issue date Jul 10, 2018
    • Toyota Jidosha Kabushiki Kaisha
    • Toshiyuki Yano
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable valve mechanism
    • Patent number 10,001,037
    • Issue date Jun 19, 2018
    • Toyota Jidosha Kabushiki Kaisha
    • Yuta Nishimura
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable valve actuation apparatus for internal combustion engine
    • Patent number 9,945,272
    • Issue date Apr 17, 2018
    • Toyota Jidosha Kabushiki Kaisha
    • Yu Yokoyama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Valve mechanism for internal combustion engine
    • Patent number 7,124,723
    • Issue date Oct 24, 2006
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Yu Yokoyama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Combustion chamber structure in an internal combustion engine
    • Patent number 6,971,379
    • Issue date Dec 6, 2005
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Tomoharu Sakai
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

  • Information Patent Application

    VARIABLE VALVE MECHANISM FOR ENGINE
    • Publication number 20180179920
    • Publication date Jun 28, 2018
    • Toyota Jidosha Kabushiki Kaisha
    • Yu YOKOYAMA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE VALVE MECHANISM FOR ENGINE
    • Publication number 20180179921
    • Publication date Jun 28, 2018
    • Toyota Jidosha Kabushiki Kaisha
    • Toshiyuki YANO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE VALVE MECHANISM
    • Publication number 20170122143
    • Publication date May 4, 2017
    • Toyota Jidosha Kabushiki Kaisha
    • Toshiyuki YANO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE VALVE MECHANISM
    • Publication number 20170122136
    • Publication date May 4, 2017
    • Toyota Jidosha Kabushiki Kaisha
    • Toshiyuki YANO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE VALVE MECHANISM
    • Publication number 20170122141
    • Publication date May 4, 2017
    • Toyota Jidosha Kabushiki Kaisha
    • Yuta NISHIMURA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE VALVE TIMING APPARATUS
    • Publication number 20170122140
    • Publication date May 4, 2017
    • DENSO CORPORATION
    • Shota TODA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VARIABLE VALVE ACTUATION APPARATUS FOR INTERNAL COMBUSTION ENGINE
    • Publication number 20170037747
    • Publication date Feb 9, 2017
    • Toyota Jidosha Kabushiki Kaisha
    • Yu YOKOYAMA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Valve mechanism for internal combustion engine
    • Publication number 20060130788
    • Publication date Jun 22, 2006
    • MITSUBISHI JIDOSHA KOGYO KABUSHIKI KAISHA
    • Yu Yokoyama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Combustion chamber structure in an internal combustion engine
    • Publication number 20050109328
    • Publication date May 26, 2005
    • MITSUBISHI JIDOSHA KOGYO KABUSHIKI KAISHA
    • Tomoharu Sakai
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...