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Akira Hanahara

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  • Ohbu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Door opening and closing mechanism
    • Patent number 7,008,514
    • Issue date Mar 7, 2006
    • Sumitomo Heavy Industries Construction Crane Co. Ltd.
    • Seiichi Matsumura
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    HOOK DEVICE AND CRANE
    • Publication number 20200031632
    • Publication date Jan 30, 2020
    • SUMITOMO HEAVY INDUSTRIES CONSTRUCTION CRANES CO., LTD.
    • Akira Hanahara
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Door opening/closing mechanism
    • Publication number 20030204995
    • Publication date Nov 6, 2003
    • Seiichi Matsumura
    • B60 - VEHICLES IN GENERAL