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XueWen Zheng

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  • Shanghai, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Multi-mode lock assembly
    • Patent number 10,648,197
    • Issue date May 12, 2020
    • Schlage Lock Company LLC
    • XueWen Zheng
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Multi-mode lock assembly
    • Patent number 9,631,400
    • Issue date Apr 25, 2017
    • Schlage Lock Company LLC
    • Biao Liu
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

  • Information Patent Application

    MULTI-MODE LOCK ASSEMBLY
    • Publication number 20170321453
    • Publication date Nov 9, 2017
    • SCHLAGE LOCK COMPANY LLC
    • XueWen Zheng
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    MULTI-MODE LOCK ASSEMBLY
    • Publication number 20140047878
    • Publication date Feb 20, 2014
    • SCHLAGE LOCK COMPANY LLC
    • XueWen Zheng
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES