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Bernard J. Kemper

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  • Bonne Terre, MO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Powder dispenser
    • Patent number 12,320,690
    • Issue date Jun 3, 2025
    • DR. BROWN'S COMPANY
    • Douglas Hanneken
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Valve assembly for a leak resistant drinking cup
    • Patent number 10,799,046
    • Issue date Oct 13, 2020
    • Handi-Craft Company
    • Xiangwen Zhang
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    POWDER DISPENSER
    • Publication number 20230392967
    • Publication date Dec 7, 2023
    • Handi-Craft Company
    • Douglas Hanneken
    • G01 - MEASURING TESTING
  • Information Patent Application

    VALVE ASSEMBLY FOR A LEAK RESISTANT DRINKING CUP
    • Publication number 20190008297
    • Publication date Jan 10, 2019
    • Handi-Craft Company
    • Xiangwen Zhang
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...