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Wai Bun Choi

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  • Chai Wah, HK
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cordless benchtop cleaning liquid dispenser
    • Patent number 11,517,157
    • Issue date Dec 6, 2022
    • Lumi International Limited
    • Wai Shun Choi
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Toy glider
    • Patent number 7,341,499
    • Issue date Mar 11, 2008
    • Worldmarks Limited
    • Anatol Wizenberg
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Toy glider
    • Patent number D536744
    • Issue date Feb 13, 2007
    • Worldmarks Limited
    • Anatol Wizenberg
    • D21 - Games, toys, and sports goods

Patents Applicationslast 30 patents

  • Information Patent Application

    CORDLESS BENCHTOP CLEANING LIQUID DISPENSER
    • Publication number 20220142413
    • Publication date May 12, 2022
    • Lumi International Limited
    • Wai Shun Choi
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Toy glider
    • Publication number 20050153620
    • Publication date Jul 14, 2005
    • Anatol Wizenberg
    • A63 - SPORTS GAMES AMUSEMENTS