Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10011341 | Marine drives having exhaust systems that discharge exhaust gas through a gearcase housing | John A. Tuchscherer, Philip R. Walker, John O. Scherer, III | 2018-07-03 |
| 9932099 | Marine drives having exhaust systems that discharge exhaust gas through a gearcase housing | John A. Tuchscherer, Philip R. Walker, John O. Scherer, III | 2018-04-03 |