Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11029040 | Heating system including a refrigerant boiler | Richard G. Lord, Michael F. Taras, Alexander Lifson, Eugene Duane Daddis, Jr., Ludgina Fils Dieujuste | 2021-06-08 |
| 9945387 | Condenser fan speed control for air conditioning system efficiency optimization | Michael Balistreri, Eugene Duane Daddis, Jr. | 2018-04-17 |
| 9683748 | Rooftop hydronic heating unit | Richard G. Lord, Eugene Duane Daddis, Jr. | 2017-06-20 |
| 6871509 | Enhanced cooling system | Michel Grabon, Xavier Girod, Philippe Rigal | 2005-03-29 |
| 5806327 | Compressor capacity reduction | Richard G. Lord | 1998-09-15 |
| 5782131 | Flooded cooler with liquid level sensor | Richard G. Lord, Arthur F. Friday, Jr. | 1998-07-21 |
| 5735139 | Dual inlet oil separator for a chiller | Richard G. Lord | 1998-04-07 |
| 5724821 | Compressor oil pressure control method | Richard G. Lord | 1998-03-10 |
| 4549403 | Method and control system for protecting an evaporator in a refrigeration system against freezeups | Richard G. Lord | 1985-10-29 |