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Masamichi Ito

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  • Ibaraki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Work machine
    • Patent number 12,134,875
    • Issue date Nov 5, 2024
    • Hitachi Construction Machinery Co., Ltd.
    • Tarou Akita
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Operation assistance system for work machine having an extendable w...
    • Patent number 12,077,945
    • Issue date Sep 3, 2024
    • Hitachi Construction Machinery Co., Ltd.
    • Takaaki Chiba
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work machine having a movable body or a movably mounted work implem...
    • Patent number 11,993,912
    • Issue date May 28, 2024
    • Hitachi Construction Machinery Co., Ltd.
    • Shinya Imura
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work machine
    • Patent number 11,453,995
    • Issue date Sep 27, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Masamichi Ito
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work machine
    • Patent number 11,001,985
    • Issue date May 11, 2021
    • Hitachi Construction Machinery Co., Ltd.
    • Masamichi Ito
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic driving device for working machine
    • Patent number 10,669,695
    • Issue date Jun 2, 2020
    • Hitachi Construction Machinery Co., Ltd.
    • Masamichi Ito
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic driving device of work machine
    • Patent number 10,184,228
    • Issue date Jan 22, 2019
    • Hitachi Construction Machinery Co., Ltd.
    • Masamichi Ito
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic driving system for construction machine
    • Patent number 10,100,495
    • Issue date Oct 16, 2018
    • Hitachi Construction Machinery Tierra Co., Ltd.
    • Kiwamu Takahashi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Positioning device for optical disc apparatus
    • Patent number 5,633,846
    • Issue date May 27, 1997
    • Hitachi, Ltd.
    • Atsushi Okuyama
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Tracking following apparatus for optical disk device
    • Patent number 5,559,768
    • Issue date Sep 24, 1996
    • Hitachi, Ltd.
    • Masamichi Ito
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Apparatus for driving objective lens
    • Patent number 4,838,649
    • Issue date Jun 13, 1989
    • Hitachi, Ltd.
    • Atsushi Ichikawa
    • G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

  • Information Patent Application

    WORK MACHINE
    • Publication number 20240011251
    • Publication date Jan 11, 2024
    • Hitachi Construction Machinery Co., Ltd.
    • Takaaki CHIBA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Work Machine
    • Publication number 20230323631
    • Publication date Oct 12, 2023
    • Masamichi ITO
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    REMOTE OPERATION DEVICE
    • Publication number 20230323630
    • Publication date Oct 12, 2023
    • Hitachi Construction Machinery Co., Ltd.
    • Shinya KASAI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Operation Assistance System for Work Machine
    • Publication number 20220282459
    • Publication date Sep 8, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Takaaki CHIBA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    WORK MACHINE
    • Publication number 20220186458
    • Publication date Jun 16, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Tarou AKITA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    WORK MACHINE
    • Publication number 20220145579
    • Publication date May 12, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Shinya IMURA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    WORK MACHINE
    • Publication number 20200248430
    • Publication date Aug 6, 2020
    • Hitachi Construction Machinery Co., Ltd.
    • Masamichi ITO
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    WORK MACHINE
    • Publication number 20200157768
    • Publication date May 21, 2020
    • Hitachi Construction Machinery Co., Ltd.
    • Masamichi ITO
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydraulic Driving Device for Working Machine
    • Publication number 20190177952
    • Publication date Jun 13, 2019
    • Hitachi Construction Machinery Co., Ltd.
    • Masamichi ITO
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydraulic Driving Device of Work Machine
    • Publication number 20180087243
    • Publication date Mar 29, 2018
    • Hitachi Construction Machinery Co., Ltd.
    • Masamichi ITO
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydraulic Driving System for Construction Machine
    • Publication number 20170067226
    • Publication date Mar 9, 2017
    • HITACHI CONSTRUCTION MACHINERY TIERRA CO., LTD.
    • Kiwamu TAKAHASHI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING