TREA

Hiroaki FUJIWARA

Follow

Person

  • Kobe-shi, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Relief valve
    • Patent number 11,603,941
    • Issue date Mar 14, 2023
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Hiroaki Fujiwara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve device
    • Patent number 11,466,706
    • Issue date Oct 11, 2022
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Hiroaki Fujiwara
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Solenoid flow control valve
    • Patent number 11,293,560
    • Issue date Apr 5, 2022
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Hiroaki Fujiwara
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Swing-back preventing apparatus
    • Patent number 10,982,692
    • Issue date Apr 20, 2021
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Masahiro Matsuo
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    RELIEF VALVE
    • Publication number 20250075815
    • Publication date Mar 6, 2025
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Yuko FUNAKUBO
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    RELIEF VALVE WITH CHECK FUNCTION
    • Publication number 20240052938
    • Publication date Feb 15, 2024
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Noboru ITO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    RELIEF VALVE
    • Publication number 20220178456
    • Publication date Jun 9, 2022
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Hiroaki FUJIWARA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE DEVICE
    • Publication number 20210239139
    • Publication date Aug 5, 2021
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Hiroaki FUJIWARA
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SOLENOID FLOW CONTROL VALVE
    • Publication number 20210215267
    • Publication date Jul 15, 2021
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Hiroaki FUJIWARA
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SWING-BACK PREVENTING APPARATUS
    • Publication number 20200277754
    • Publication date Sep 3, 2020
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Masahiro MATSUO
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL