Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7640758 | Refrigerant tracking/leak detection system and method | — | 2010-01-05 |
| 7475565 | Refrigeration system including a side-load sub-cooler | — | 2009-01-13 |
| 7377118 | Refrigerant tracking/leak detection system and method | — | 2008-05-27 |
| 7231783 | Oil control system for a refrigeration system | Erik B. Haffner | 2007-06-19 |