TREA

Yoshikazu Maeda

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Elasto-plastic damper for structure
    • Patent number 5,163,256
    • Issue date Nov 17, 1992
    • Kajima Corporation
    • Toshiyuki Fukumoto
    • E04 - BUILDING
  • Information Patent Grant

    Column base structure
    • Patent number 5,063,719
    • Issue date Nov 12, 1991
    • Hitachi Metals, Ltd.
    • Hideshige Matsuo
    • E04 - BUILDING