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Makoto Ishijima

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  • Omitama-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Construction machine
    • Patent number 11,220,803
    • Issue date Jan 11, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Makoto Ishijima
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Generator motor and electric vehicle using same
    • Patent number 9,431,879
    • Issue date Aug 30, 2016
    • Hitachi Construction Machinery Co., Ltd.
    • Satoshi Kikuchi
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Construction Machine
    • Publication number 20210180293
    • Publication date Jun 17, 2021
    • Hitachi Construction Machinery Co., Ltd.
    • Makoto ISHIJIMA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    GENERATOR MOTOR AND ELECTRIC VEHICLE USING SAME
    • Publication number 20140217842
    • Publication date Aug 7, 2014
    • Satoshi Kikuchi
    • B60 - VEHICLES IN GENERAL