Howard P. Byrnes

Follow

Person

Dallas, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Variable speed fan motor control for forced air heating/cooling system
- Patent number 7,191,826
- Issue date Mar 20, 2007
- Hoffman Controls Corp.
- Howard P. Byrnes
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Variable speed fan motor control for forced air heating/cooling system
- Patent number 6,695,046
- Issue date Feb 24, 2004
- Hoffman Controls Corp.
- Howard P. Byrnes
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Variable speed fan motor control for forced air heating/cooling system
- Patent number 6,684,944
- Issue date Feb 3, 2004
- Hoffman Controls Corp.
- Howard P. Byrnes
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Variable speed fan motor control for forced air heating/cooling system
- Patent number 6,070,660
- Issue date Jun 6, 2000
- Hoffman Controls Corp.
- Howard P. Byrnes
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
Variable speed motor control circuit
- Publication number 20060097687
- Publication date May 11, 2006
- Howard P. Byrnes
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Variable speed fan motor control for forced air heating/cooling system
- Publication number 20040173346
- Publication date Sep 9, 2004
- HOFFMAN CONTROLS CORP.
- Howard P. Byrnes
- F24 - HEATING RANGES VENTILATING