Dean A. Drake

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St. Peters, MO, US

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Patents Grantslast 30 patents

Information Patent Grant
Unitary control for air conditioner and/or heat pump
- Patent number 7,694,525
- Issue date Apr 13, 2010
- Emerson Electric Co.
- William P. Butler
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Unitary control for air conditioner and/or heat pump
- Patent number 7,464,561
- Issue date Dec 16, 2008
- Emerson Electric Co.
- William P. Butler
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Unitary control for air conditioner and/or heat pump
- Patent number 7,444,824
- Issue date Nov 4, 2008
- Emerson Electric Co.
- William P. Butler
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Unitary control for air conditioner and/or heat pump
- Patent number 7,100,382
- Issue date Sep 5, 2006
- Emerson Electric Co.
- William P. Butler
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
UNITARY CONTROL FOR AIR CONDITIONER AND/OR HEAT PUMP
- Publication number 20090049847
- Publication date Feb 26, 2009
- William P. Butler
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Unitary control for air conditioner and/or heat pump
- Publication number 20050016191
- Publication date Jan 27, 2005
- William P. Butler
- F24 - HEATING RANGES VENTILATING