TREA

Nobutaka Hayashi

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  • Atsugi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Valve operating device of internal combustion engine
    • Patent number 6,467,443
    • Issue date Oct 22, 2002
    • Unisia Jecs Corporation
    • Seiji Tsuruta
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable valve actuation apparatus
    • Patent number 5,975,036
    • Issue date Nov 2, 1999
    • Unisia Jecs Corporation
    • Nobutaka Hayashi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Engine cylinder valve controlling apparatus
    • Patent number 5,794,576
    • Issue date Aug 18, 1998
    • Unisia Jecs Corporation
    • Seinosuke Hara
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Valve lifter surface and processing method thereof
    • Patent number 5,743,224
    • Issue date Apr 28, 1998
    • Unisia Jecs Corporation
    • Noriomi Hosaka
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES