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Zhenxing Dong

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  • Brighton, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Disc check valve construction
    • Patent number 8,689,824
    • Issue date Apr 8, 2014
    • Idex Health & Science, LLC
    • Zhenxing Dong
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Check valve construction
    • Patent number 8,528,592
    • Issue date Sep 10, 2013
    • Idex Health & Science, LLC
    • Zhenxing Dong
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Disc check valve construction
    • Publication number 20120241030
    • Publication date Sep 27, 2012
    • Zhenxing Dong
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Check valve construction
    • Publication number 20120216884
    • Publication date Aug 30, 2012
    • Zhenxing Dong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...