TREA

Kenichiro Nakatani

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  • Shiga, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic excavator
    • Patent number 11,851,842
    • Issue date Dec 26, 2023
    • Hitachi Construction Machinery Co., Ltd.
    • Kenichiro Nakatani
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work machine
    • Patent number 11,821,175
    • Issue date Nov 21, 2023
    • Hitachi Construction Machinery Co., Ltd.
    • Shinya Imura
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic drive device
    • Patent number 6,651,428
    • Issue date Nov 25, 2003
    • Hitachi Construction Machinery Co., Ltd.
    • Kiwamu Takahashi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic driving device
    • Patent number 6,526,747
    • Issue date Mar 4, 2003
    • Hitachi Construction Machinery Co., Ltd.
    • Kenichiro Nakatani
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic driving unit
    • Patent number 6,397,591
    • Issue date Jun 4, 2002
    • Hitachi Construction Machinery Co., Ltd.
    • Yasutaka Tsuruga
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Engine speed control system for construction machine
    • Patent number 6,176,126
    • Issue date Jan 23, 2001
    • Hitachi Construction Machinery Co., Ltd.
    • Yasutaka Tsuruga
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    Hydraulic Excavator
    • Publication number 20210207339
    • Publication date Jul 8, 2021
    • Hitachi Construction Machinery Co., Ltd.
    • Kenichiro NAKATANI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Work Machine
    • Publication number 20210164198
    • Publication date Jun 3, 2021
    • Hitachi Construction Machinery Co., Ltd.
    • Shinya IMURA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydraulic drive device
    • Publication number 20030097836
    • Publication date May 29, 2003
    • Kiwamu Takahashi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydraulic driving device
    • Publication number 20020134227
    • Publication date Sep 26, 2002
    • Kenichiro Nakatani
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING