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Qiquan LIANG

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  • Guangzhou, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Dual-spring all-plastic vacuum pump
    • Patent number 11,786,925
    • Issue date Oct 17, 2023
    • Guangzhou Shanggong Plastic Co., Ltd
    • Qiquan Liang
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...

Patents Applicationslast 30 patents

  • Information Patent Application

    All-plastic Pump
    • Publication number 20240253073
    • Publication date Aug 1, 2024
    • Guangzhou Shanggong Plastic Co.,Ltd
    • Qiquan LIANG
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    Dual-spring All-plastic Vacuum Pump
    • Publication number 20230264218
    • Publication date Aug 24, 2023
    • Guangzhou Shanggong Plastic Co.,Ltd
    • Qiquan LIANG
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...