TREA

Zhou YU

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  • Shaoxing, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    One-way valve
    • Patent number 12,203,556
    • Issue date Jan 21, 2025
    • ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
    • Yunjun Xiong
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    BOTTLE SOLENOID VALVE
    • Publication number 20240351755
    • Publication date Oct 24, 2024
    • ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
    • Zhou YU
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    REVERSIBLE ELECTROMAGNETIC VALVE AND AIR CONDITIONING UNIT HAVING SAME
    • Publication number 20240093801
    • Publication date Mar 21, 2024
    • ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
    • Zhongbo FENG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ONE-WAY VALVE
    • Publication number 20230265935
    • Publication date Aug 24, 2023
    • ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
    • Yunjun XIONG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    THREE-WAY WATER VALVE
    • Publication number 20220146003
    • Publication date May 12, 2022
    • ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
    • Zhou YU
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...