Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10414478 | Marine propulsion systems with actively tunable sound | William P. O'Brien, Steven M. Anschuetz, Robert R. Osthelder | 2019-09-17 |
| 10239599 | Stern drive arrangements having idle relief exhaust gas bypass | Michael J. Biel, Jeffrey C. Etapa, Bret A. Martin, Daniel E. Clarkson | 2019-03-26 |
| 10180121 | Outboard motor with sound enhancement device and method for modifying sounds produced by air intake system of an outboard motor | Jeffrey C. Etapa, Wayne M. Jaszewski | 2019-01-15 |