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Ping Yan

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  • Beijing, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Necktie assembly
    • Patent number 8,713,713
    • Issue date May 6, 2014
    • Ping Yan
    • A41 - WEARING APPAREL

Patents Applicationslast 30 patents

  • Information Patent Application

    NECKTIE ASSEMBLY
    • Publication number 20110225702
    • Publication date Sep 22, 2011
    • Ping Yan
    • A41 - WEARING APPAREL