TREA

Samuel Cheung

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  • Hong Kong, HK
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Patents Grantslast 30 patents

  • Information Patent Grant

    Child-safe power strip
    • Patent number 5,902,140
    • Issue date May 11, 1999
    • Recoton Corporation
    • Samuel Cheung
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Surge protector
    • Patent number D399824
    • Issue date Oct 20, 1998
    • Recoton Corporation
    • Leny Heung
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Surge protector
    • Patent number D399825
    • Issue date Oct 20, 1998
    • Recoton Corporation
    • Leny Heung
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Surge protector
    • Patent number D397087
    • Issue date Aug 18, 1998
    • Recoton Corporation
    • Leny Heung
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Surge protector
    • Patent number D397088
    • Issue date Aug 18, 1998
    • Recoton Corporation
    • Leny Heung
    • D13 - Equipment for production, distribution, or transformation of energy