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Patents Grantslast 30 patents

  • Information Patent Grant

    Light-emitting device
    • Patent number 11,815,252
    • Issue date Nov 14, 2023
    • SHANGHAI SANSI ELECTRONIC ENGINEERING CO. LTD.
    • Ming Chen
    • F21 - LIGHTING
  • Information Patent Grant

    Security lamp
    • Patent number D991516
    • Issue date Jul 4, 2023
    • SHANGHAI SANSI ELECTRONIC ENGINEERING CO. LTD.
    • Shan Li
    • D26 - Lighting
  • Information Patent Grant

    Bulb
    • Patent number D989359
    • Issue date Jun 13, 2023
    • SHANGHAI SANSI ELECTRONIC ENGINEERING CO. LTD.
    • Ming Chen
    • D26 - Lighting
  • Information Patent Grant

    Multifunctional LED lamp
    • Patent number 11,644,189
    • Issue date May 9, 2023
    • SHANGHAI SANSI ELECTRONIC ENGINEERING CO. LTD.
    • Xing Wen
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Multifunctional light source assembly and multifunctional desk lamp...
    • Patent number 11,536,421
    • Issue date Dec 27, 2022
    • SHANGHAI SANSI ELECTRONIC ENGINEERING CO. LTD.
    • Xing Wen
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    LIGHT-EMITTING DEVICE
    • Publication number 20230007892
    • Publication date Jan 12, 2023
    • Shanghai Sansi Electronic Engineering Co. Ltd.
    • MING CHEN
    • F21 - LIGHTING
  • Information Patent Application

    MULTIFUNCTIONAL LIGHT SOURCE ASSEMBLY AND MULTIFUNCTIONAL DESK LAMP...
    • Publication number 20230003351
    • Publication date Jan 5, 2023
    • Shanghai Sansi Electronic Engineering Co. Ltd.
    • Xing WEN
    • F21 - LIGHTING
  • Information Patent Application

    MULTIFUNCTIONAL LED LAMP
    • Publication number 20220074581
    • Publication date Mar 10, 2022
    • Shanghai Sansi Electronic Engineering Co. Ltd.
    • Xing WEN
    • G06 - COMPUTING CALCULATING COUNTING