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Chihyu Chen

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  • Tucheng, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hinge mechanism
    • Patent number 7,447,309
    • Issue date Nov 4, 2008
    • Cheng Uei Precision Industry Co., Ltd.
    • Qu Zhitao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Injection mold with accessorial ejecting mechanism
    • Patent number 7,168,945
    • Issue date Jan 30, 2007
    • Cheng Uei Precision Industry Co., Ltd.
    • Chihyu Chen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Mold assembly for forming a plastic article having a complicated shape
    • Patent number 7,121,823
    • Issue date Oct 17, 2006
    • Cheng Uei Precision Industry Co., Ltd.
    • Chihyu Chen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents