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Yuuichi Yamamoto

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  • Oyama-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Forward/backward switching control apparatus for hydraulic drive ve...
    • Patent number 6,915,631
    • Issue date Jul 12, 2005
    • Komatsu Ltd.
    • Hideki Kado
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Operation lever device
    • Patent number 6,655,229
    • Issue date Dec 2, 2003
    • Komatsu Ltd.
    • Yuuichi Yamamoto
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Cooling fan drive control device
    • Patent number 6,481,388
    • Issue date Nov 19, 2002
    • Komatsu Ltd.
    • Yuuichi Yamamoto
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents