Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12055087 | Exhaust coolant system and method | Doyle E. Whittington | 2024-08-06 |
| 11629630 | Exhaust coolant system and method | Doyle E. Whittington | 2023-04-18 |
| 11293330 | Exhaust coolant system and method | Doyle E. Whittington | 2022-04-05 |