Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7467689 | Method for pneumatically removing oil from an engine | Cyril J. Batten, Jr., Duane Harding | 2008-12-23 |
| 7390232 | Exhaust system for a marine engine | Derric Drake, Duane Harding, William C. Martin | 2008-06-24 |
| 7341039 | Lubrication system for a marine propulsion system with a tilted in-line engine | Wayne M. Jaszewski, George E. Phillips, Brian D. Simpson | 2008-03-11 |