Douglas; Jonathan David
Patent Applications and Registrations
Patent applications and USPTO patent grants for Douglas; Jonathan David.The latest application filed is for "cooling system".
- Douglas; Jonathan David - Columbus GA
- Douglas; Jonathan David - Lewisville TX
- Douglas; Jonathan David - Hurst TX
- Douglas; Jonathan David - Bullard TX
| Patent | Date |
|---|---|
| Cooling system Grant 11,428,461 - Douglas , et al. August 30, 2 | 2022-08-30 |
| Cooling System App 20200326122 - Douglas; Jonathan David ; et al. | 2020-10-15 |
| Cooling system Grant 10,739,064 - Douglas , et al. A | 2020-08-11 |
| Cooling System App 20200049400 - Douglas; Jonathan David ; et al. | 2020-02-13 |
| Heat exchanger fin Grant D800,282 - Hanson , et al. October 17, 2 | 2017-10-17 |
| Method of adaptive control of a bypass damper in a zoned HVAC system Grant 9,689,585 - Norrell , et al. June 27, 2 | 2017-06-27 |
| Heat exchanger with subcooling circuit Grant 9,234,673 - Douglas , et al. January 12, 2 | 2016-01-12 |
| Method of Adaptive Control of a Bypass Damper in a Zoned HVAC System App 20150060037 - Norrell; Billy W. ; et al. | 2015-03-05 |
| Method of adaptive control of a bypass damper in a zoned HVAC system Grant 8,915,295 - Norrell , et al. December 23, 2 | 2014-12-23 |
| Expansion valve control system and method for air conditioning apparatus Grant 8,887,518 - Mercer , et al. November 18, 2 | 2014-11-18 |
| Heat Exchanger With Subcooling Circuit App 20130092355 - Douglas; Jonathan David ; et al. | 2013-04-18 |
| System and Method for Oil Return in an HVAC System App 20130067943 - Douglas; Jonathan David ; et al. | 2013-03-21 |
| Reversible Flow Electronic Expansion Vavle App 20120279236 - Douglas; Jonathan David ; et al. | 2012-11-08 |
| Methods and Systems for Controlling a Hybrid Heating System App 20120248212 - Storm; Timothy Wayne ; et al. | 2012-10-04 |
| Method of Adaptive Control of a Bypass Damper in a Zoned HVAC System App 20120253524 - Norrell; Billy W. ; et al. | 2012-10-04 |
| Expansion valve control system and method for air conditioning apparatus Grant 8,151,583 - Douglas April 10, 2 | 2012-04-10 |
| Expansion Valve Control System And Method For Air Conditioning Apparatus App 20120080179 - Mercer; Kevin B. ; et al. | 2012-04-05 |
| System and method for controlling working fluid charge in a vapor compression air conditioning system Grant 7,866,172 - Douglas , et al. January 11, 2 | 2011-01-11 |
| System and Method For Controlling Working Fluid Charge In A Vapor Compression Air Conditioning System App 20100101246 - DOUGLAS; Jonathan David ; et al. | 2010-04-29 |
| Expansion valve control system and method for air conditioning apparatus App 20090031740 - Douglas; Jonathan David | 2009-02-05 |
| System and method for controlling working fluid charge in a vapor compression air conditioning system App 20080011003 - Douglas; Jonathan David ; et al. | 2008-01-17 |
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