Qing Guo

Person

  • Shanghai, CN

Patents Grantslast 30 patents

  • Information Patent Grant

    Lighting device with optical reflector, luminaire having such light...

    • Patent number 9,989,213
    • Issue date Jun 5, 2018
    • Philips Lighting Holding B.V.
    • Li Wei Sun
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Bulb lens

    • Patent number D816871
    • Issue date May 1, 2018
    • Philips Lighting Holding B.V.
    • Phoenix Yf Xu
    • D26 - Lighting
  • Information Patent Grant

    LED bulb

    • Patent number D610273
    • Issue date Feb 16, 2010
    • Koninklijke Philips Electronics N.V.
    • Qing Guo
    • D26 - Lighting
  • Information Patent Grant

    LED bulb

    • Patent number D610272
    • Issue date Feb 16, 2010
    • Koninklijke Philips Electronics N.V.
    • Qing Guo
    • D26 - Lighting
  • Information Patent Grant

    Arbitrary surface optical element and method of making the same

    • Patent number 7,324,734
    • Issue date Jan 29, 2008
    • N-Lighten Technologies
    • William Robert Burnett
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents