Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11473474 | Method of injecting secondary air into an exhaust gas stream of a marine engine | Richard J. Waggoner, Jason C. Stimmel, Jason Vetzel, Timothy G. Anderson | 2022-10-18 |
| 11111838 | Marine engine exhaust system having secondary air injection | Richard J. Waggoner, Jason C. Stimmel, Jason Vetzel, Timothy G. Anderson | 2021-09-07 |