Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12391355 | Marine drives having noise and vibration isolating joint | Daniel F. Nonn, Benjamin C. Wald, Brent C. Frost | 2025-08-19 |
| 12208876 | Top-down serviceable outboard motors | Steven J. Andrasko, Stephen R. Collins, Mark W. Henker, Matthew W. Jaeger, Wade A. Loberger +4 more | 2025-01-28 |
| 11866137 | Marine drives having noise and vibration isolating joint | Wayne M. Jaszewski, Benjamin C. Wald, Duane Harding, Daniel F. Nonn | 2024-01-09 |
| 11795858 | Marine drives having a muffler for tertiary exhaust outlet | Donald Anderson, Jr., Jeffrey C. Etapa, Steven R. Johns | 2023-10-24 |
| 11634201 | Marine drives and idle relief exhaust systems for marine drives | Jong-Hoe Huh | 2023-04-25 |
| 11598269 | Air intake plenum for attenuating sound from a marine engine | Douglas D. Reichardt, Ameer B. Ambavaram | 2023-03-07 |
| 11359555 | Air intake plenum for attenuating sound from a marine engine | Douglas D. Reichardt, Ameer B. Ambavaram | 2022-06-14 |
| 11008926 | System and method for controlling exhaust flow from an internal combustion engine | Robert R. Osthelder, Travis C. Malouf, Jeffrey C. Etapa | 2021-05-18 |
| 10995648 | Marine drives having a muffler for tertiary exhaust outlet | Donald Anderson, Jr., Jeffrey C. Etapa, Steven R. Johns | 2021-05-04 |
| 10724410 | Exhaust sound enhancement assembly and method for a marine propulsion device | — | 2020-07-28 |
| 10556658 | Marine drives and idle relief mufflers for marine drives | Brent C. Frost, Jeffrey J. Chiang | 2020-02-11 |
| 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 |
| 10017136 | Outboard motor and rigging system for outboard motor | Jeffrey C. Etapa, Steven J. Gonring | 2018-07-10 |
| 9969475 | Mounting systems for outboard motors | — | 2018-05-15 |
| 9944376 | Actively tunable exhaust systems for outboard marine engines | Jeffrey C. Etapa | 2018-04-17 |
| 9909545 | 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, Jeffrey J. Broman, Brian J. Fregonese | 2018-03-06 |
| 9784218 | Sound attenuating air intake systems for marine engines | — | 2017-10-10 |
| 9376194 | Idle relief mufflers and outboard motors having idle relief mufflers | Daniel W. Jensen, Scott G. Ahlswede, Charles H. Eichinger | 2016-06-28 |
| 9359981 | Outboard motor with sound enhancement device and method for modifying sounds produced by air intake system of an outboard motor | Jeffrey C. Etapa | 2016-06-07 |