TREA

Koji Koyama

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  • Yamanashi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hand operated pulling and lifting hoist
    • Patent number 9,802,798
    • Issue date Oct 31, 2017
    • Kito Corporation
    • Koji Koyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hoisting and pulling device
    • Patent number 7,614,610
    • Issue date Nov 10, 2009
    • Kito Corporation
    • Desheng Xia
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Overload preventing apparatus in hoist
    • Patent number 7,575,223
    • Issue date Aug 18, 2009
    • Kito Corporation
    • Desheng Xia
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Hoist
    • Patent number D541000
    • Issue date Apr 17, 2007
    • Kito Corporation
    • Desheng Xia
    • D34 - Material or article handling equipment

Patents Applicationslast 30 patents