TREA

Norman W. Gavin

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  • Wallingford, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Stackable riser configuration
    • Patent number 6,986,227
    • Issue date Jan 17, 2006
    • Norman W. Gavin
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Stackable riser configuration
    • Patent number 6,877,281
    • Issue date Apr 12, 2005
    • Norman W. Gavin
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Stackable riser resistant to soil movement
    • Patent number 6,484,451
    • Issue date Nov 26, 2002
    • United Concrete Products, Inc.
    • Norman Gavin
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING