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Seiichiro Yamada

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  • Hamamatsu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lubricating oil supplying device for engine
    • Patent number 5,315,971
    • Issue date May 31, 1994
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Seiichiro Yamada
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Synchronizing device for wire-activated mechanisms
    • Patent number 4,197,763
    • Issue date Apr 15, 1980
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Seiichiro Yamada
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Lubricant oil pump for two-cycle engines
    • Patent number 4,121,559
    • Issue date Oct 24, 1978
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Seiichiro Yamada
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS