TREA

Takashi Yao

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  • Aichi-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air damper
    • Patent number 5,884,734
    • Issue date Mar 23, 1999
    • Nifco Inc.
    • Kouji Hiramoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Air damper
    • Patent number 5,697,477
    • Issue date Dec 16, 1997
    • Nifco Inc.
    • Kouji Hiramoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...