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  • Hong Kong, HK
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Patents Grantslast 30 patents

  • Information Patent Grant

    LED automotive fog lamp
    • Patent number 8,011,803
    • Issue date Sep 6, 2011
    • The Hong Kong Polytechnic University
    • Chi Fai Cheung
    • F21 - LIGHTING

Patents Applicationslast 30 patents

  • Information Patent Application

    LED Automotive Fog Lamp
    • Publication number 20100226143
    • Publication date Sep 9, 2010
    • Hong Kong Polytechnic University
    • Chi Fai Cheung
    • G02 - OPTICS