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Johnny Zhengrong Liu

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  • Saint Paul, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Enzymatic pot and pan detergent
    • Patent number 11,306,277
    • Issue date Apr 19, 2022
    • Ecolab USA Inc.
    • Johnny Zhengrong Liu
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...

Patents Applicationslast 30 patents

  • Information Patent Application

    ENZYMATIC POT AND PAN DETERGENT
    • Publication number 20220186150
    • Publication date Jun 16, 2022
    • ECOLAB USA INC.
    • Johnny Zhengrong Liu
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Application

    AMYLASE SYNERGY WITH OXYGEN BLEACH IN WAREWASH APPLICATION
    • Publication number 20210238505
    • Publication date Aug 5, 2021
    • ECOLAB USA INC.
    • Johnny Zhengrong Liu
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Application

    ENZYMATIC POT AND PAN DETERGENT
    • Publication number 20190376008
    • Publication date Dec 12, 2019
    • ECOLAB USA INC.
    • Johnny Zhengrong Liu
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...