TREA

Tatsuo Niiyama

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  • Iwata, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Oil pump drive for engine
    • Patent number 5,860,402
    • Issue date Jan 19, 1999
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Kenichi Sakurai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine cam shaft drive arrangement
    • Patent number 5,740,768
    • Issue date Apr 21, 1998
    • Yamaha Hatsudoki Kubushiki Kaisha
    • Kenichi Sakurai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Timing case cover for engine
    • Patent number 5,724,930
    • Issue date Mar 10, 1998
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Kenichi Sakurai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Camshaft and accessory drive arrangement for engine
    • Patent number 5,231,961
    • Issue date Aug 3, 1993
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Kazuo Shimada
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    V type engine
    • Patent number 5,033,421
    • Issue date Jul 23, 1991
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Kazuo Shimada
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS