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Li Liu

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  • Shanghai, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flow control system
    • Patent number 9,476,271
    • Issue date Oct 25, 2016
    • General Electric Company
    • Robert Arnold Judge
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    SCREW-IN BACK BOLT AND METHOD FOR INSTALLING CURTAIN WALL AND PANEL...
    • Publication number 20190330855
    • Publication date Oct 31, 2019
    • TOPIN (SHANGHAI) INTERNATIONAL TRADER CO., LTD.
    • Li Liu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLOW CONTROL SYSTEM
    • Publication number 20150122505
    • Publication date May 7, 2015
    • GENERAL ELECTRIC COMPANY
    • Robert Arnold Judge
    • E21 - EARTH DRILLING MINING