TREA

Kozo Yamaura

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  • Fujisawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lumbar support operation member and vehicle seat
    • Patent number 9,308,847
    • Issue date Apr 12, 2016
    • NHK Spring Co., Ltd.
    • Shinji Arakawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Seat device
    • Patent number 5,857,750
    • Issue date Jan 12, 1999
    • NHK Spring Co., Ltd.
    • Takayoshi Kashiwamura
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Torsion-bar equipped vibration absorbing-seat device
    • Patent number 5,839,782
    • Issue date Nov 24, 1998
    • NHK Spring Co., Ltd.
    • Takayoshi Kashiwamura
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Seat device
    • Patent number 5,692,727
    • Issue date Dec 2, 1997
    • NHK Spring Co., Ltd.
    • Takayoshi Kashiwamura
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents