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Rong Feng Yu

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Patents Grantslast 30 patents

  • Information Patent Grant

    Germicidal lighting
    • Patent number 12,109,338
    • Issue date Oct 8, 2024
    • WANGS ALLIANCE CORPORATION
    • Shelley S. Wald
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Germicidal lighting
    • Patent number 11,696,970
    • Issue date Jul 11, 2023
    • WANGS ALLIANCE CORPORATION
    • Shelley S. Wald
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Germicidal lighting
    • Patent number 11,612,670
    • Issue date Mar 28, 2023
    • WANGS ALLIANCE CORPORATION
    • Shelley S. Wald
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Germicidal lighting
    • Patent number 11,433,154
    • Issue date Sep 6, 2022
    • WANGS ALLIANCE CORPORATION
    • Shelley S. Wald
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Germicidal lighting
    • Patent number 11,400,177
    • Issue date Aug 2, 2022
    • WANGS ALLIANCE CORPORATION
    • Shelley S. Wald
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Hardscape fixtures and deployment
    • Patent number 11,199,319
    • Issue date Dec 14, 2021
    • WANGS ALLIANCE CORPORATION
    • Rong Feng Yu
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hardscape fixtures and deployment
    • Patent number 10,989,401
    • Issue date Apr 27, 2021
    • WANGS ALLIANCE CORPORATION
    • Rong Feng Yu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    LED lighting methods and apparatus
    • Patent number 10,941,924
    • Issue date Mar 9, 2021
    • WANGS ALLIANCE CORPORATION
    • Rong Feng Yu
    • F21 - LIGHTING

Patents Applicationslast 30 patents

  • Information Patent Application

    LED LIGHTING METHODS AND APPARATUS
    • Publication number 20240255131
    • Publication date Aug 1, 2024
    • Wangs Alliance Corporation
    • Rong Feng Yu
    • F21 - LIGHTING
  • Information Patent Application

    GERMICIDAL LIGHTING
    • Publication number 20240216564
    • Publication date Jul 4, 2024
    • Wangs Alliance Corporation
    • Shelley S. Wald
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GERMICIDAL LIGHTING
    • Publication number 20230097325
    • Publication date Mar 30, 2023
    • Wangs Alliance Corporation
    • Shelley S. Wald
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    GERMICIDAL LIGHTING
    • Publication number 20220409762
    • Publication date Dec 29, 2022
    • Wangs Alliance Corporation
    • Shelley S. Wald
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    GERMICIDAL LIGHTING
    • Publication number 20220088252
    • Publication date Mar 24, 2022
    • Wangs Alliance Corporation
    • Shelley S. Wald
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    GERMICIDAL LIGHTING
    • Publication number 20210353813
    • Publication date Nov 18, 2021
    • Wangs Alliance Corporation
    • Shelley S. Wald
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    HARDSCAPE FIXTURES AND DEPLOYMENT
    • Publication number 20210131626
    • Publication date May 6, 2021
    • Wangs Alliance Corporation
    • Rong Feng Yu
    • F21 - LIGHTING
  • Information Patent Application

    HARDSCAPE FIXTURES AND DEPLOYMENT
    • Publication number 20210116118
    • Publication date Apr 22, 2021
    • Wangs Alliance Corporation
    • Rong Feng Yu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LED LIGHTING METHODS AND APPARATUS
    • Publication number 20200063951
    • Publication date Feb 27, 2020
    • Wangs Alliance Corporation
    • Rong Feng Yu
    • F21 - LIGHTING