TREA

Wai Wah Chung

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  • Kowloon, HK
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Patents Grantslast 30 patents

  • Information Patent Grant

    Transformer
    • Patent number D644991
    • Issue date Sep 13, 2011
    • J. Baxter Brinkmann International Corporation
    • Erica Sedberry
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Transformer
    • Patent number D644992
    • Issue date Sep 13, 2011
    • J. Baxter Brinkmann International Corporation
    • Erica Sedberry
    • D13 - Equipment for production, distribution, or transformation of energy