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Longhu Zhang

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  • Beijing, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Data processing method and device for LED televison, and LED televi...
    • Patent number 9,762,814
    • Issue date Sep 12, 2017
    • LEYARD OPTOELECTRONIC CO., LTD.
    • Weilin Lei
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    LED display system
    • Patent number 9,733,401
    • Issue date Aug 15, 2017
    • LEYARD OPTOELECTRONIC CO., LTD.
    • Longhu Zhang
    • G02 - OPTICS
  • Information Patent Grant

    Fixing device
    • Patent number 9,642,458
    • Issue date May 9, 2017
    • LEYARD OPTOELECTRONICS CO., LTD.
    • Jie Wang
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents