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Takeshi ISHII

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Patents Grantslast 30 patents

  • Information Patent Grant

    Construction machine
    • Patent number 12,018,456
    • Issue date Jun 25, 2024
    • Hitachi Construction Machinery Tierra Co., Ltd
    • Yuichi Ogawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Electrically driven construction machine
    • Patent number 11,939,745
    • Issue date Mar 26, 2024
    • Hitachi Construction Machinery Tierra Co., Ltd
    • Takeshi Ishii
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Hydraulic drive system for construction machine
    • Patent number 11,753,800
    • Issue date Sep 12, 2023
    • Hitachi Construction Machinery Tierra Co., Ltd
    • Taihei Maehara
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Electrically driven hydraulic construction machine
    • Patent number 11,668,074
    • Issue date Jun 6, 2023
    • Hitachi Construction Machinery Tierra Co., Ltd
    • Yuichi Ogawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Electric construction machine
    • Patent number 11,542,680
    • Issue date Jan 3, 2023
    • Hitachi Construction Machinery Tierra Co., Ltd
    • Seiichi Kihara
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic excavator
    • Patent number 11,499,288
    • Issue date Nov 15, 2022
    • Hitachi Construction Machinery Tierra Co., Ltd
    • Taihei Maehara
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic drive system for work machine
    • Patent number 11,454,002
    • Issue date Sep 27, 2022
    • Hitachi Construction Machinery Tierra Co., Ltd
    • Kiwamu Takahashi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic drive system for construction machine
    • Patent number 11,214,940
    • Issue date Jan 4, 2022
    • Hitachi Construction Machinery Tierra Co., Ltd
    • Kiwamu Takahashi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic drive system for construction machine
    • Patent number 11,111,650
    • Issue date Sep 7, 2021
    • Hitachi Construction Machinery Tierra Co. Ltd.
    • Kiwamu Takahashi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Construction machine
    • Patent number 10,995,474
    • Issue date May 4, 2021
    • Hitachi Construction Machinery Tierra Co., Ltd
    • Kiwamu Takahashi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic drive system for electrically driven hydraulic work machine
    • Patent number 10,947,702
    • Issue date Mar 16, 2021
    • Hitachi Construction Machinery Tierra Co., Ltd
    • Kiwamu Takahashi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Construction Machine
    • Publication number 20220341126
    • Publication date Oct 27, 2022
    • HITACHI CONSTRUCTION MACHINERY TIERRA CO., LTD.
    • Yuichi OGAWA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydraulic Drive System for Construction Machine
    • Publication number 20220307228
    • Publication date Sep 29, 2022
    • HITACHI CONSTRUCTION MACHINERY TIERRA CO., LTD.
    • Taihei MAEHARA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Electrically Driven Hydraulic Construction Machine
    • Publication number 20220290410
    • Publication date Sep 15, 2022
    • HITACHI CONSTRUCTION MACHINERY TIERRA CO., LTD.
    • Yuichi OGAWA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Construction Machine
    • Publication number 20220290403
    • Publication date Sep 15, 2022
    • HITACHI CONSTRUCTION MACHINERY TIERRA CO., LTD.
    • Yuichi OGAWA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Construction Machine
    • Publication number 20220282457
    • Publication date Sep 8, 2022
    • HITACHI CONSTRUCTION MACHINERY TIERRA CO., LTD.
    • Takeshi ISHII
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Electrically Driven Hydraulic Work Machine
    • Publication number 20220259821
    • Publication date Aug 18, 2022
    • HITACHI CONSTRUCTION MACHINERY TIERRA CO., LTD.
    • Kiwamu TAKAHASHI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydraulic Drive System for Work Machine
    • Publication number 20210340720
    • Publication date Nov 4, 2021
    • HITACHI CONSTRUCTION MACHINERY TIERRA CO., LTD.
    • Kiwamu TAKAHASHI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydraulic Drive System for Construction Machine
    • Publication number 20210324609
    • Publication date Oct 21, 2021
    • HITACHI CONSTRUCTION MACHINERY TIERRA CO., LTD.
    • Kiwamu TAKAHASHI
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Electric Construction Machine
    • Publication number 20210254305
    • Publication date Aug 19, 2021
    • HITACHI CONSTRUCTION MACHINERY TIERRA CO., LTD.
    • Seiichi KIHARA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydraulic Drive System for Construction Machine
    • Publication number 20210131069
    • Publication date May 6, 2021
    • HITACHI CONSTRUCTION MACHINERY TIERRA CO., LTD.
    • Kiwamu TAKAHASHI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Construction Machine
    • Publication number 20210071391
    • Publication date Mar 11, 2021
    • HITACHI CONSTRUCTION MACHINERY TIERRA CO., LTD.
    • Kiwamu TAKAHASHI
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Electrically Driven Construction Machine
    • Publication number 20210025132
    • Publication date Jan 28, 2021
    • HITACHI CONSTRUCTION MACHINERY TIERRA CO., LTD.
    • Takeshi ISHII
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Hydraulic Excavator
    • Publication number 20200256032
    • Publication date Aug 13, 2020
    • HITACHI CONSTRUCTION MACHINERY TIERRA CO., LTD.
    • Taihei MAEHARA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydraulic Drive System for Electrically Driven Hydraulic Work Machine
    • Publication number 20200224389
    • Publication date Jul 16, 2020
    • HITACHI CONSTRUCTION MACHINERY TIERRA CO., LTD.
    • Kiwamu TAKAHASHI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING