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Jun UMEKAWA

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  • Akashi-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic drive system
    • Patent number 11,162,239
    • Issue date Nov 2, 2021
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Akihiro Kondo
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic drive system of construction machine
    • Patent number 10,844,577
    • Issue date Nov 24, 2020
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Akihiro Kondo
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    MOBILE TERMINAL
    • Publication number 20250077072
    • Publication date Mar 6, 2025
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Akihiro KONDO
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    CONTROL CIRCUITRY AND PUMP SYSTEM
    • Publication number 20240352952
    • Publication date Oct 24, 2024
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Akihiro KONDO
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC PUMP PERFORMANCE DETERIORATION DETECTION SYSTEM
    • Publication number 20240077092
    • Publication date Mar 7, 2024
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Akihiro KONDO
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC PUMP PERFORMANCE DETERIORATION DETECTION SYSTEM
    • Publication number 20240077091
    • Publication date Mar 7, 2024
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Akihiro KONDO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRAULIC DRIVE SYSTEM
    • Publication number 20210156109
    • Publication date May 27, 2021
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Akihiro KONDO
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC DRIVE SYSTEM OF CONSTRUCTION MACHINE
    • Publication number 20190211531
    • Publication date Jul 11, 2019
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Akihiro KONDO
    • B66 - HOISTING LIFTING HAULING