TREA

Wai Ho

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  • Kowloon, HK
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Patents Grantslast 30 patents

  • Information Patent Grant

    LED display apparatus
    • Patent number 7,336,339
    • Issue date Feb 26, 2008
    • Wai Ho
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Clock
    • Patent number 6,160,767
    • Issue date Dec 12, 2000
    • Leona Lighting Design Ltd.
    • Wai Kwan Ho
    • G04 - HOROLOGY

Patents Applicationslast 30 patents

  • Information Patent Application

    LED display apparatus
    • Publication number 20060119542
    • Publication date Jun 8, 2006
    • Wai Ho
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS