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Jinkao LIANG

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  • Zhongshan, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Waterproof emulsion pump with external spring
    • Patent number 11,415,120
    • Issue date Aug 16, 2022
    • MAJESTY PACKAGING SYSTEMS LIMITED
    • Peihui Liang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    All-plastic self-locking pump
    • Patent number 11,383,257
    • Issue date Jul 12, 2022
    • MAJESTY PACKAGING SYSTEMS LIMITED
    • Peihui Liang
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Lotion pump
    • Patent number 11,084,054
    • Issue date Aug 10, 2021
    • MAJESTY PACKAGING SYSTEMS LIMITED
    • Jinkao Liang
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...

Patents Applicationslast 30 patents

  • Information Patent Application

    FOOD PUMP WITH SAFE OUTLET VALVE AND OUTER MOUNTED SPRING
    • Publication number 20230211365
    • Publication date Jul 6, 2023
    • MAJESTY PACKAGING SYSTEMS LIMITED
    • Peihui Liang
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    WATERPROOF EMULSION PUMP WITH EXTERNAL SPRING
    • Publication number 20210381498
    • Publication date Dec 9, 2021
    • MAJESTY PACKAGING SYSTEMS LIMITED
    • Peihui LIANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ALL-PLASTIC SELF-LOCKING PUMP
    • Publication number 20210291214
    • Publication date Sep 23, 2021
    • MAJESTY PACKAGING SYSTEMS LIMITED
    • Peihui LIANG
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    ENVIRONMENT-FRIENDLY LOTION PUMP STRUCTURE
    • Publication number 20210229123
    • Publication date Jul 29, 2021
    • Majesty Packaging Systems Limited
    • Peihui LIANG
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    LOTION PUMP
    • Publication number 20200246820
    • Publication date Aug 6, 2020
    • MAJESTY PACKAGING SYSTEMS LIMITED
    • Jinkao LIANG
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...