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CHINA PATENT INVESTMENT LIMITED

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  • Central, HK
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Patents Grantslast 30 patents

  • Information Patent Grant

    Parallel field electrode configurations for electrorheological flui...
    • Patent number 7,137,496
    • Issue date Nov 21, 2006
    • China Patent Investment Limited
    • Ping Sheng
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid suspensions with electrorheological effect
    • Patent number 6,984,343
    • Issue date Jan 10, 2006
    • China Patent Investment Limited
    • Weijia Wen
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Electrorheological clutch
    • Patent number 6,942,081
    • Issue date Sep 13, 2005
    • China Patent Investment Limited
    • Weijia Wen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bistable electromagnetic relay
    • Patent number 6,831,535
    • Issue date Dec 14, 2004
    • China Patent Investment Limited
    • Weijia Wen
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    FLUID SUSPENSIONS WITH ELECTRORHEOLOGICAL EFFECT
    • Publication number 20050285085
    • Publication date Dec 29, 2005
    • China Patent Investment Limited
    • Weijia Wen
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Parallel field electrode configurations for electrorheological flui...
    • Publication number 20050211525
    • Publication date Sep 29, 2005
    • China Patent Investment Limited
    • Ping Sheng
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Electrorheological clutch
    • Publication number 20050092570
    • Publication date May 5, 2005
    • CHINA PATENT INVESTMENT LIMITED
    • Weijia Wen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Display apparatus
    • Publication number 20050017943
    • Publication date Jan 27, 2005
    • CHINA PATENT INVESTMENT LIMITED
    • Claude Weisbuch
    • G02 - OPTICS

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