Specht; Werner
Patent Applications and Registrations
Patent applications and USPTO patent grants for Specht; Werner.The latest application filed is for "system and method for combustion-air modulation of a gas-fired heating system".
- Specht; Werner - Hermitage PA
| Patent | Date |
|---|---|
| System and method for combustion-air modulation of a gas-fired heating system Grant 7,802,984 - Specht September 28, 2 | 2010-09-28 |
| System and method for improving the thermal efficiency of a heating system Grant 7,744,366 - Specht June 29, 2 | 2010-06-29 |
| Apparatus and method for providing multiple stages of fuel Grant 7,494,337 - Specht , et al. February 24, 2 | 2009-02-24 |
| System and method for combustion-air modulation of a gas-fired heating system App 20070238057 - Specht; Werner | 2007-10-11 |
| System and method for improving the thermal efficiency of a heating system App 20070099138 - Specht; Werner | 2007-05-03 |
| Apparatus and method for providing multiple stages of fuel App 20050239006 - Specht, Werner ; et al. | 2005-10-27 |
| One shot heat exchanger burner App 20050161036 - Specht, Werner | 2005-07-28 |
| One shot heat exchanger burner Grant 6,889,686 - Specht May 10, 2 | 2005-05-10 |
| One shot heat exchanger burner App 20030101983 - Specht, Werner | 2003-06-05 |
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