TREA

Yutaka Sugiyama

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rope traction device
    • Patent number 5,429,339
    • Issue date Jul 4, 1995
    • Nihon Biso Kabushiki Kaisha
    • Yutaka Sugiyama
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Rope traction device
    • Patent number 5,332,195
    • Issue date Jul 26, 1994
    • Nitton Biso Co., Ltd.
    • Yutaka Sugiyama
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Rope traction device
    • Patent number 5,299,780
    • Issue date Apr 5, 1994
    • Nihon Biso Kabushiki Kaisha
    • Yutaka Sugiyama
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Rope traction device
    • Patent number 5,031,880
    • Issue date Jul 16, 1991
    • Nihon Biso Kabushiki Kaisha
    • Yutaka Sugiyama
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Rope traction apparatus
    • Patent number 4,205,871
    • Issue date Jun 3, 1980
    • Nihon Biso Kabushiki Kaisha
    • Hikaru Manabe
    • B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents