David A. Snow

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Barrington, RI, US

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Patents Grantslast 30 patents

Information Patent Grant
Water purifier
- Patent number D385946
- Issue date Nov 4, 1997
- Fountainhead Technologies, Inc.
- Marc S. Harrison
- D23 - Environmental heating and cooling
Information Patent Grant
Water purifier
- Patent number 5,660,802
- Issue date Aug 26, 1997
- Fountainhead Technologies, Inc.
- David D. Archer
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Platform for water purifier
- Patent number D374063
- Issue date Sep 24, 1996
- Fountainhead Technologies
- Diane M. Brancazio
- D23 - Environmental heating and cooling
Information Patent Grant
Water purifier
- Patent number D374064
- Issue date Sep 24, 1996
- Fountainhead Technologies
- Diane M. Brancazio
- D23 - Environmental heating and cooling
Information Patent Grant
Water purifier
- Patent number D372760
- Issue date Aug 13, 1996
- Fountainhead Technologies
- Diane M. Brancazio
- D23 - Environmental heating and cooling
Information Patent Grant
Cartridge for water purifier
- Patent number D372069
- Issue date Jul 23, 1996
- Fountainhead Technologies
- Diane M. Brancazio
- D23 - Environmental heating and cooling
Information Patent Grant
Water purifier
- Patent number D370521
- Issue date Jun 4, 1996
- Fountainhead Technologies
- David D. Archer
- D23 - Environmental heating and cooling