TREA

Yasuo Takenaka

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Elasto-plastic damper
    • Patent number 5,177,915
    • Issue date Jan 12, 1993
    • Kajima Corporation
    • Takuju Kobori
    • E04 - BUILDING
  • Information Patent Grant

    Elasto-plastic damper
    • Patent number 5,065,555
    • Issue date Nov 19, 1991
    • Kajima Corporation
    • Takuji Kobori
    • E04 - BUILDING
  • Information Patent Grant

    Elasto-plastic damper
    • Patent number 4,901,486
    • Issue date Feb 20, 1990
    • Kajima Corporation
    • Takuju Kobori
    • E04 - BUILDING