TREA

Tsutomu Ishida

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  • Fujisawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Damper
    • Patent number 6,345,430
    • Issue date Feb 12, 2002
    • Nok-Vibracoustic Co., Ltd.
    • Hiroaki Haga
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Damper
    • Patent number 6,171,194
    • Issue date Jan 9, 2001
    • Nok-Vibracoustic Co., Ltd.
    • Hiroaki Haga
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...