TREA

Gufeng He

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  • Shanghai, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tandem white OLED
    • Patent number 8,637,858
    • Issue date Jan 28, 2014
    • Novaled AG
    • Qiang Huang
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Tandem White OLED
    • Publication number 20120074392
    • Publication date Mar 29, 2012
    • NOVALED AG
    • Qiang Huang
    • H01 - BASIC ELECTRIC ELEMENTS