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Seiji AOKI

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  • Kobe-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Spool valve
    • Patent number 12,044,331
    • Issue date Jul 23, 2024
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Hideki Tanaka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Multi-control valve device
    • Patent number 11,828,305
    • Issue date Nov 28, 2023
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Seiji Aoki
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic excavator drive system
    • Patent number 11,371,206
    • Issue date Jun 28, 2022
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Akihiro Kondo
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic circuit of construction machine
    • Patent number 11,242,671
    • Issue date Feb 8, 2022
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Seiji Aoki
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic circuit of construction machine
    • Patent number 11,131,080
    • Issue date Sep 28, 2021
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Seiji Aoki
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    VALVE UNIT AND VALVE EQUIPMENT
    • Publication number 20240035255
    • Publication date Feb 1, 2024
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Seiji AOKI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    MULTI-CONTROL VALVE
    • Publication number 20230375096
    • Publication date Nov 23, 2023
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Seiji AOKI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    SPOOL VALVE
    • Publication number 20230140241
    • Publication date May 4, 2023
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Hideki TANAKA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MULTI-CONTROL VALVE DEVICE
    • Publication number 20230013888
    • Publication date Jan 19, 2023
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Seiji AOKI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC EXCAVATOR DRIVE SYSTEM
    • Publication number 20210372077
    • Publication date Dec 2, 2021
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Akihiro KONDO
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC CIRCUIT OF CONSTRUCTION MACHINE
    • Publication number 20210270015
    • Publication date Sep 2, 2021
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Seiji AOKI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC CIRCUIT OF CONSTRUCTION MACHINE
    • Publication number 20210140144
    • Publication date May 13, 2021
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Seiji AOKI
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL