TREA

Henry H.T. Tsang

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  • Richmond Hill, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Illuminated soap bar with sound
    • Patent number 6,746,135
    • Issue date Jun 8, 2004
    • Henry H. T. Tsang
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Illuminated soap bar
    • Patent number 6,116,753
    • Issue date Sep 12, 2000
    • Eastgate Innovations Incorporated
    • Henry H. T. Tsang
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...

Patents Applicationslast 30 patents