TREA

Ryokichi Yamazaki

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Layable seat
    • Patent number RE37043
    • Issue date Feb 6, 2001
    • Kotobuki Corporation
    • Ryokichi Yamazaki
    • 297 - Chairs and seats
  • Information Patent Grant

    Seating unit
    • Patent number D396967
    • Issue date Aug 18, 1998
    • Kotobuki Corporation
    • Ryokichi Yamazaki
    • D06 - Furnishings