Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11111838 | Marine engine exhaust system having secondary air injection | Richard J. Waggoner, Jason C. Stimmel, Derrick W. Lloyd, Timothy G. Anderson | 2021-09-07 |
| 11034427 | Heat exchange systems for engine-powered watercraft and methods of using same | Jason C. Stimmel, Rachel M. Mashburn | 2021-06-15 |