TREA

Yu YAN

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  • Changsha, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Device for servicing live power lines
    • Patent number 9,972,981
    • Issue date May 15, 2018
    • Hunan Electric Power Corporation
    • Xiaqing Liu
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

  • Information Patent Application

    LIVE WORKING ROBOT
    • Publication number 20180050448
    • Publication date Feb 22, 2018
    • STATE GRID HUNAN ELECTRIC POWER COMPANY LIVE WORKING CENTER
    • Xiaqing LIU
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    DEVICE FOR SERVICING LIVE POWER LINES
    • Publication number 20160111860
    • Publication date Apr 21, 2016
    • HUNAN ELECTRIC POWER CORPORATION
    • Xiaqing LIU
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER