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Ryoji ICHIYAMA

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  • Kawasaki-Shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Three-way valve for flow rate control and temperature control device
    • Patent number 12,305,766
    • Issue date May 20, 2025
    • Shinwa Controls Co., Ltd.
    • Ryoji Ichiyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Diaphragm type of solenoid valve
    • Patent number 11,326,709
    • Issue date May 10, 2022
    • Shinwa Controls Co., Ltd.
    • Ryoji Ichiyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Electromagnetic valve having durability against oxygen, hydrogen an...
    • Patent number 11,098,816
    • Issue date Aug 24, 2021
    • Shinwa Controls Co., Ltd.
    • Ryoji Ichiyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Temperature control system
    • Patent number 11,067,315
    • Issue date Jul 20, 2021
    • Shinwa Controls Co., Ltd.
    • Masakatsu Yamawaki
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Solenoid valve
    • Patent number 10,767,782
    • Issue date Sep 8, 2020
    • Shinwa Controls Co., Ltd.
    • Hidekazu Yamauchi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    THREE-WAY VALVE FOR FLOW RATE CONTROL AND TEMPERATURE CONTROL DEVICE
    • Publication number 20240003441
    • Publication date Jan 4, 2024
    • SHINWA CONTROLS CO., LTD
    • Ryoji ICHIYAMA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    THREE-WAY VALVE FOR FLOW RATE CONTROL AND TEMPERATURE CONTROL DEVICE
    • Publication number 20240003442
    • Publication date Jan 4, 2024
    • SHINWA CONTROLS CO., LTD
    • Ryoji ICHIYAMA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    THREE-WAY VALVE FOR FLOW RATE CONTROL AND TEMPERATURE CONTROL DEVICE
    • Publication number 20230417331
    • Publication date Dec 28, 2023
    • SHINWA CONTROLS CO., LTD
    • Koji MATSUDA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE UNIT AND TEMPERATURE CONTROL APPARATUS
    • Publication number 20220075395
    • Publication date Mar 10, 2022
    • Shinwa Controls Co., Ltd
    • Shigehiko ONO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DIAPHRAGM TYPE OF SOLENOID VALVE
    • Publication number 20210396328
    • Publication date Dec 23, 2021
    • Shinwa Controls Co., Ltd
    • Ryoji ICHIYAMA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    TEMPERATURE CONTROL SYSTEM
    • Publication number 20210116151
    • Publication date Apr 22, 2021
    • SHINWA CONTROLS CO., LTD
    • Masakatsu YAMAWAKI
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    ELECTROMAGNETIC VALVE HAVING DURABILITY AGAINST OXYGEN, HYDROGEN AN...
    • Publication number 20190376611
    • Publication date Dec 12, 2019
    • Shinwa Controls Co., Ltd
    • Ryoji ICHIYAMA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SOLENOID VALVE
    • Publication number 20190178405
    • Publication date Jun 13, 2019
    • Shinwa Controls Co., Ltd
    • Hidekazu YAMAUCHI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...