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Chengxin Cai

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  • Hubei Province, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bidirectional driving device
    • Patent number 8,640,841
    • Issue date Feb 4, 2014
    • Hubei Aviation Precision Machinery Technology Co., Ltd.
    • Chengxin Cai
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Bidirectional self-locking device
    • Patent number 8,376,115
    • Issue date Feb 19, 2013
    • Hubei Aviation Precision Machinery Technology Co., Ltd.
    • Chengxin Cai
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    BIDIRECTIONAL SELF-LOCKING DEVICE
    • Publication number 20100219037
    • Publication date Sep 2, 2010
    • Hubei Aviation Precision Machinery Technology Co., Ltd.
    • Chengxin Cai
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    BIDIRECTIONAL DRIVING DEVICE
    • Publication number 20100206679
    • Publication date Aug 19, 2010
    • Chengxin Cai
    • B60 - VEHICLES IN GENERAL