TREA

Daisuke Hozumi

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Skylight
    • Patent number D328795
    • Issue date Aug 18, 1992
    • Sanwa Shutter Corporation
    • Kenji Yamaguchi
    • D25 - Building units and construction elements
  • Information Patent Grant

    Movable sky light
    • Patent number 5,115,601
    • Issue date May 26, 1992
    • Sanwa Shutter Corporation
    • Kenji Yamaguchi
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES