TREA

Koon-Ming Cheng

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  • Taipei, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Luggage case
    • Patent number D440764
    • Issue date Apr 24, 2001
    • Ruey Yuan Co., Ltd.
    • Koon-Ming Cheng
    • D03 - Travel goods and personal belongings
  • Information Patent Grant

    Luggage case
    • Patent number D428698
    • Issue date Aug 1, 2000
    • Ruey Yuan Co., Ltd.
    • Koon-Ming Cheng
    • D03 - Travel goods and personal belongings