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Liu Chen

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  • Changhua, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Freewheel gear cluster cleaner
    • Patent number 5,426,816
    • Issue date Jun 27, 1995
    • Lu Goo Co., Ltd.
    • Liu Chen
    • A46 - BRUSHWARE
  • Information Patent Grant

    Gear cleaner for bicycles
    • Patent number 5,343,588
    • Issue date Sep 6, 1994
    • Lu Goo Co., Ltd.
    • Liu Chen
    • A46 - BRUSHWARE
  • Information Patent Grant

    Structure of handle of bicycle
    • Patent number 5,297,445
    • Issue date Mar 29, 1994
    • Lu Goo Co., Ltd.
    • Liu Chen
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS