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Kunitsugu TOMITA

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  • Kashiwa-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Work management system
    • Patent number 11,475,388
    • Issue date Oct 18, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Isao Karube
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Hydraulic excavator
    • Patent number 11,454,005
    • Issue date Sep 27, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Satoshi Nakamura
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work machine
    • Patent number 11,427,984
    • Issue date Aug 30, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Joonyoung Roh
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work machine
    • Patent number 11,306,460
    • Issue date Apr 19, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Satoshi Nakamura
    • G07 - CHECKING-DEVICES
  • Information Patent Grant

    Loading amount accumulation device and loading amount accumulation...
    • Patent number 11,299,869
    • Issue date Apr 12, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Kunitsugu Tomita
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Work machine
    • Patent number 11,236,488
    • Issue date Feb 1, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Satoshi Nakamura
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Construction machine including a display device displaying the weig...
    • Patent number 11,169,018
    • Issue date Nov 9, 2021
    • Hitachi Construction Machinery Co., Ltd.
    • Kazunori Hoshino
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Work machine
    • Patent number 11,085,168
    • Issue date Aug 10, 2021
    • Hitachi Construction Machinery Co., Ltd.
    • Satoshi Nakamura
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work assist system for work machine
    • Patent number 11,008,732
    • Issue date May 18, 2021
    • Hitachi Construction Machinery Co., Ltd.
    • Satoshi Nakamura
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Loadage correction system
    • Patent number 10,794,754
    • Issue date Oct 6, 2020
    • Hitachi Construction Machinery Co., Ltd.
    • Kunitsugu Tomita
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Work machine operation assistance device
    • Patent number 10,711,436
    • Issue date Jul 14, 2020
    • Hitachi Construction Machinery Co., Ltd.
    • Kunitsugu Tomita
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Dual-arm work machine
    • Patent number 9,458,602
    • Issue date Oct 4, 2016
    • Hitachi Construction Machinery Co., Ltd.
    • Kunitsugu Tomita
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Construction machine
    • Patent number 8,204,655
    • Issue date Jun 19, 2012
    • Hitachi Construction Machinery Co., Ltd.
    • Kunitsugu Tomita
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Double-arm working machine
    • Patent number 8,137,047
    • Issue date Mar 20, 2012
    • Hitachi Construction Machinery Co., Ltd.
    • Akinori Ishii
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

  • Information Patent Application

    WORK MANAGEMENT SYSTEM
    • Publication number 20220027829
    • Publication date Jan 27, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Isao KARUBE
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Work Machine
    • Publication number 20200283992
    • Publication date Sep 10, 2020
    • Hitachi Construction Machinery Co., Ltd.
    • Satoshi NAKAMURA
    • G01 - MEASURING TESTING
  • Information Patent Application

    Work Machine
    • Publication number 20200277753
    • Publication date Sep 3, 2020
    • Hitachi Construction Machinery Co., Ltd.
    • Joonyoung ROH
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Work Machine
    • Publication number 20200208373
    • Publication date Jul 2, 2020
    • Hitachi Construction Machinery Co., Ltd.
    • Satoshi NAKAMURA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydraulic Excavator
    • Publication number 20200115888
    • Publication date Apr 16, 2020
    • Hitachi Construction Machinery Co., Ltd.
    • Satoshi NAKAMURA
    • G01 - MEASURING TESTING
  • Information Patent Application

    CONSTRUCTION MACHINE
    • Publication number 20200041331
    • Publication date Feb 6, 2020
    • Hitachi Construction Machinery Co., Ltd.
    • Kazunori HOSHINO
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    LOADAGE CORRECTION SYSTEM
    • Publication number 20200033183
    • Publication date Jan 30, 2020
    • Hitachi Construction Machinery Co., Ltd.
    • Kunitsugu TOMITA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    WORK MACHINE
    • Publication number 20200018037
    • Publication date Jan 16, 2020
    • Hitachi Construction Machinery Co., Ltd.
    • Satoshi NAKAMURA
    • G01 - MEASURING TESTING
  • Information Patent Application

    LOADING AMOUNT ACCUMULATION DEVICE AND LOADING AMOUNT ACCUMULATION...
    • Publication number 20200011031
    • Publication date Jan 9, 2020
    • Hitachi Construction Machinery Co., Ltd.
    • Kunitsugu TOMITA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    WORK ASSIST SYSTEM FOR WORK MACHINE
    • Publication number 20190003152
    • Publication date Jan 3, 2019
    • Hitachi Construction Machinery Co., Ltd.
    • Satoshi NAKAMURA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    WORK MACHINE OPERATION ASSISTANCE DEVICE
    • Publication number 20180347149
    • Publication date Dec 6, 2018
    • Hitachi Construction Machinery Co., Ltd.
    • Kunitsugu TOMITA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Dual-Arm Work Machine
    • Publication number 20150032338
    • Publication date Jan 29, 2015
    • HITACHI CONSTRUCTION MACHINERY CO., LTD.
    • Kunitsugu Tomita
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Construction Machine
    • Publication number 20110033274
    • Publication date Feb 10, 2011
    • Hitachi Construction Machinery Co., Ltd.
    • Kunitsugu TOMITA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    DOUBLE-ARM WORKING MACHINE
    • Publication number 20100183416
    • Publication date Jul 22, 2010
    • Akinori Ishii
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Construction Machine
    • Publication number 20080097673
    • Publication date Apr 24, 2008
    • Hitachi Construction Machinery Co., Ltd.
    • Kunitsugu TOMITA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING