TREA

Roger H. Gagnon

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  • Framingham, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Water purifier
    • Patent number D412963
    • Issue date Aug 17, 1999
    • Fountainhead Technologies, Inc.
    • Daniel J. Nelsen
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Automatic swimming pool cleaners and associated components and systems
    • Patent number 5,882,512
    • Issue date Mar 16, 1999
    • Baracuda International Corporation
    • Raymond P. Denkewicz
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Water purifier
    • Patent number D406314
    • Issue date Mar 2, 1999
    • Fountainhead Technologies, Inc.
    • Raymond P. Denkewicz
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Water purifier
    • Patent number D405868
    • Issue date Feb 16, 1999
    • Fountainhead Technologies, Inc.
    • Raymond P. Denkewicz
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Water purifier
    • Patent number D405867
    • Issue date Feb 16, 1999
    • Fountainhead Technologies, Inc.
    • Raymond P. Denkewicz
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Element of a water purifier
    • Patent number D404114
    • Issue date Jan 12, 1999
    • Fountainhead Technologies, Inc.
    • Raymond P. Denkewicz
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Element of a water purifier
    • Patent number D404113
    • Issue date Jan 12, 1999
    • Fountainhead Technologies, Inc.
    • Raymond P. Denkewicz
    • D23 - Environmental heating and cooling