Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11008926 | System and method for controlling exhaust flow from an internal combustion engine | Robert R. Osthelder, Travis C. Malouf, Andrew S. Waisanen | 2021-05-18 |
| 10995648 | Marine drives having a muffler for tertiary exhaust outlet | Donald Anderson, Jr., Andrew S. Waisanen, Steven R. Johns | 2021-05-04 |
| 10967946 | Systems and methods for mounting a propulsion device with respect to a marine vessel | Andrew M. Tuchscherer | 2021-04-06 |