TREA

Sumio Morita

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  • Tsukuba, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Operation assist apparatus
    • Patent number 7,672,768
    • Issue date Mar 2, 2010
    • Hitachi Construction Machinery Co., Ltd.
    • Junichi Narisawa
    • B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

  • Information Patent Application

    Operation support device
    • Publication number 20050192732
    • Publication date Sep 1, 2005
    • Junichi Narisawa
    • B66 - HOISTING LIFTING HAULING