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Katsutoshi Watanabe

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  • Ibaraki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Construction machine
    • Patent number 7,967,094
    • Issue date Jun 28, 2011
    • Hitachi Construction Machinery Co., Ltd.
    • Makoto Matsushita
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    CONSTRUCTION MACHINE
    • Publication number 20100236855
    • Publication date Sep 23, 2010
    • Hitachi Construction Machinery Co., Ltd.
    • Makoto Matsushita
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING