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Atsunori Kumagai

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Patents Grantslast 30 patents

  • Information Patent Grant

    Cylinder head of multi-cylinder engine
    • Patent number 10,738,680
    • Issue date Aug 11, 2020
    • Toyota Jidosha Kabushiki Kaisha
    • Satoko Tofukuji
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Internal combustion engine
    • Patent number 8,967,094
    • Issue date Mar 3, 2015
    • Toyota Jidosha Kabushiki Kaisha
    • Satoko Tofukuji
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Electrically driven vehicle
    • Patent number 8,720,621
    • Issue date May 13, 2014
    • Toyota Jidosha Kabushiki Kaisha
    • Nobuhisa Jingu
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Electric drive vehicle
    • Patent number 8,423,219
    • Issue date Apr 16, 2013
    • Toyota Jidosha Kabushiki Kaisha
    • Satoko Tofukuji
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Electrically-driven vehicle
    • Patent number 8,296,004
    • Issue date Oct 23, 2012
    • Toyota Jidosha Kabushiki Kaisha
    • Shintaro Utsumi
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Camshaft support structure for internal combustion engine
    • Patent number 8,042,508
    • Issue date Oct 25, 2011
    • Toyota Jidosha Kabushiki Kaisha
    • Atsunori Kumagai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Camshaft support structure of an internal combustion engine
    • Patent number 7,757,646
    • Issue date Jul 20, 2010
    • Toyota Jidosha Kabushiki Kaisha
    • Atsunori Kumagai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Camshaft support structure for an internal combustion engine
    • Patent number 7,574,991
    • Issue date Aug 18, 2009
    • Toyota Jidosha Kabushiki Kaisha
    • Atsunori Kumagai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    CYLINDER HEAD
    • Publication number 20180003126
    • Publication date Jan 4, 2018
    • Toyota Jidosha Kabushiki Kaisha
    • Satoko TOFUKUJI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    CYLINDER HEAD OF MULTI-CYLINDER ENGINE
    • Publication number 20170328262
    • Publication date Nov 16, 2017
    • Toyota Jidosha Kabushiki Kaisha
    • Satoko TOFUKUJI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CYLINDER BLOCK
    • Publication number 20160138521
    • Publication date May 19, 2016
    • Toyota Jidosha Kabushiki Kaisha
    • Satoko TOFUKUJI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    METAL-RESIN COMPOSITE CONTAINER
    • Publication number 20130075297
    • Publication date Mar 28, 2013
    • Toyota Jidosha Kabushiki Kaisha
    • Katsuhisa OTA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ELECTRICALLY POWERED VEHICLE
    • Publication number 20120259495
    • Publication date Oct 11, 2012
    • Toyota Jidosha Kabushiki Kaisha
    • Kazuhito Sakai
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    ELECTRICALLY DRIVEN VEHICLE
    • Publication number 20120228874
    • Publication date Sep 13, 2012
    • Toyota Jidosha Kabushiki Kaisha
    • Nobuhisa Jingu
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    INTERNAL COMBUSTION ENGINE
    • Publication number 20120204821
    • Publication date Aug 16, 2012
    • Toyota Jidosha Kabushiki Kaisha
    • Satoko Tofukuji
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ELECTRICALLY-DRIVEN VEHICLE
    • Publication number 20120166030
    • Publication date Jun 28, 2012
    • Toyota Jidosha Kabushiki Kaisha
    • Shintaro Utsumi
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    ELECTRIC DRIVE VEHICLE
    • Publication number 20110276206
    • Publication date Nov 10, 2011
    • Toyota Jidosha Kabushiki Kaisha
    • Satoko Tofukuji
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Camshaft Support Structure of an Internal Combustion Engine
    • Publication number 20090013949
    • Publication date Jan 15, 2009
    • Toyota Jidosha Kabushiki Kaisha
    • Atsunori Kumagai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Camshaft Support Structure For an Internal Combustion Engine
    • Publication number 20090013958
    • Publication date Jan 15, 2009
    • Toyota Jidosha Kubushiki Kaisha
    • Atsunori Kumagai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Camshaft Support Structure of an Internal Combustion Engine and Ass...
    • Publication number 20090000585
    • Publication date Jan 1, 2009
    • Toyota Jidosha Kabushiki Kaisha
    • Takanori Sasaki
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Camshaft Support Structure for Internal Combustion Engine
    • Publication number 20090000591
    • Publication date Jan 1, 2009
    • Toyota Jidosha Kabushiki Kaisha
    • Atsunori Kumagai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES