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Mitsugu Ojima

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  • Ibaraki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hybrid-type working machine
    • Patent number 10,066,358
    • Issue date Sep 4, 2018
    • Hitachi Construction Machinery Co., Ltd.
    • Yasunori Ota
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Hybrid-type working machine
    • Patent number 10,000,908
    • Issue date Jun 19, 2018
    • Hitachi Construction Machinery Co., Ltd.
    • Yasunori Ota
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Hybrid-type working machine
    • Patent number 9,790,662
    • Issue date Oct 17, 2017
    • Hitachi Construction Machinery Co., Ltd.
    • Yasunori Ota
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Construction machine
    • Patent number 9,605,408
    • Issue date Mar 28, 2017
    • Hitachi Construction Machinery Co., Ltd.
    • Hidetoshi Satake
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Swing device for construction machine
    • Patent number 9,074,345
    • Issue date Jul 7, 2015
    • Hitachi Construction Machinery Co., Ltd.
    • Nobuo Uzawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Electric work vehicle
    • Patent number 9,004,217
    • Issue date Apr 14, 2015
    • Hitachi Construction Machinery Co., Ltd.
    • Shinya Okumura
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Construction machinery
    • Patent number 6,352,133
    • Issue date Mar 5, 2002
    • Hitachi Construction Machinery Co., Ltd.
    • Mitsugu Ojima
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    Hybrid-Type Working Machine
    • Publication number 20170226715
    • Publication date Aug 10, 2017
    • Hitachi Construction Machinery Co., Ltd.
    • Yasunori OTA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Hybrid-Type Working Machine
    • Publication number 20170067227
    • Publication date Mar 9, 2017
    • Hitachi Construction Machinery Co., Ltd.
    • Yasunori OTA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Hybrid-Type Working Machine
    • Publication number 20170016206
    • Publication date Jan 19, 2017
    • Hitachi Construction Machinery Co., Ltd.
    • Yasunori OTA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    CONSTRUCTION MACHINE
    • Publication number 20150139768
    • Publication date May 21, 2015
    • Hitachi Construction Machinery Co., Ltd.
    • Shuji Egawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Electric Motor
    • Publication number 20140300225
    • Publication date Oct 9, 2014
    • HITACHI CONSTRUCTION MACHINERY CO., LTD.
    • Shinya Okumura
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    CONSTRUCTION MACHINE
    • Publication number 20140021781
    • Publication date Jan 23, 2014
    • Hitachi Construction Machinery Co., Ltd.
    • Hidetoshi Satake
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Electric Work Vehicle
    • Publication number 20130108404
    • Publication date May 2, 2013
    • Hitachi Construction Machinery Co., Ltd.
    • Shinya Okumura
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SWING DEVICE FOR CONSTRUCTION MACHINE
    • Publication number 20130089400
    • Publication date Apr 11, 2013
    • Hitachi Construction Machinery Co., Ltd.
    • Nobuo Uzawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Construction machine
    • Publication number 20060225940
    • Publication date Oct 12, 2006
    • Hideaki Tanaka
    • B60 - VEHICLES IN GENERAL