TREA

Fredrick Sun-Veow Wong

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  • Mandeville, LA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Valve apparatus with seal assembly
    • Patent number 7,472,756
    • Issue date Jan 6, 2009
    • PetroQuip Energy Services, Inc.
    • Fredrick Sun-Veow Wong
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Valve apparatus with seal assembly
    • Patent number 7,191,843
    • Issue date Mar 20, 2007
    • PetroQuip Energy Services, Inc.
    • Fredrick Sun-Veow Wong
    • E21 - EARTH DRILLING MINING