Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12359828 | Low charge packaged ammonia refrigeration system with evaporative condenser | Kurt Liebendorfer, Gregory S. Derosier, Trevor Hegg, Sarah L. Ferrari, Don Hamilton +1 more | 2025-07-15 |
| 11885513 | Low charge packaged ammonia refrigeration system with evaporative condenser | Kurt Liebendorfer, Gregory S. Derosier, Trevor Hegg, Sarah L. Ferrari, Don Hamilton +1 more | 2024-01-30 |
| 11035594 | Low charge packaged ammonia refrigeration system with evaporative condenser | Kurt Liebendorfer, Gregory S. Derosier, Trevor Hegg, Sarah L. Ferrari, Don Hamilton +1 more | 2021-06-15 |