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Yoji Utsumi

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  • Shizuoka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lubrication device of engine
    • Patent number 7,363,904
    • Issue date Apr 29, 2008
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Yoji Utsumi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Engine fastening structure
    • Patent number 7,293,756
    • Issue date Nov 13, 2007
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Yoji Utsumi
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Engine fastening structure
    • Patent number 7,104,241
    • Issue date Sep 12, 2006
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Yoji Utsumi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine lubricating device
    • Patent number 7,021,266
    • Issue date Apr 4, 2006
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Yoji Utsumi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Engine valve train device
    • Patent number 6,966,290
    • Issue date Nov 22, 2005
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Yoji Utsumi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Balance device for engines
    • Patent number 6,904,884
    • Issue date Jun 14, 2005
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Yoji Utsumi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Engine, transmission assembly for vehicle
    • Patent number 5,165,294
    • Issue date Nov 24, 1992
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Yoji Utsumi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Balancing arrangement for internal combustion engine
    • Patent number 5,044,333
    • Issue date Sep 3, 1991
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Wataru Fuchigami
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Engine fastening structure
    • Publication number 20050205751
    • Publication date Sep 22, 2005
    • Yoji Utsumi
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Lubrication device of engine
    • Publication number 20050150725
    • Publication date Jul 14, 2005
    • Yoji Utsumi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Engine fastening structure
    • Publication number 20050145211
    • Publication date Jul 7, 2005
    • Yoji Utsumi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Engine lubricating device
    • Publication number 20050120993
    • Publication date Jun 9, 2005
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Yoji Utsumi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Engine valve moving device
    • Publication number 20050076869
    • Publication date Apr 14, 2005
    • Yoji Utsumi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Balance device for engines
    • Publication number 20040206327
    • Publication date Oct 21, 2004
    • Yoji Utsumi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS