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Zhenqiang Liu

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  • Zhuhai, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hinge assembly for folding stroller
    • Patent number 9,637,154
    • Issue date May 2, 2017
    • Britax Child Safety, Inc.
    • Zhenqiang Liu
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

  • Information Patent Application

    HINGE ASSEMBLY FOR FOLDING STROLLER
    • Publication number 20150344058
    • Publication date Dec 3, 2015
    • Britax Child Safety Inc.
    • Zhenqiang LIU
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS