TREA

Masakazu Isono

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Viscous damper
    • Patent number 7,448,298
    • Issue date Nov 11, 2008
    • Fukoku Co., Ltd.
    • Hideaki Watanabe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Torsional damper pulley
    • Publication number 20060030441
    • Publication date Feb 9, 2006
    • Hideaki Watanabe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Viscous damper
    • Publication number 20050235943
    • Publication date Oct 27, 2005
    • Hideaki Watanabe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...