TREA

Hiroaki Tooyama

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Damping device
    • Patent number 7,866,003
    • Issue date Jan 11, 2011
    • K. K. Murakoshi Seikoh
    • Hiroaki Tooyama
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

  • Information Patent Application

    Damping Device
    • Publication number 20080244862
    • Publication date Oct 9, 2008
    • K.K. MURAKOSHI SEIKOH
    • Hiroaki Tooyama
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES