Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4955943 | Metering pump controlled oil injection system for two cycle engine | Robert J. Hensel | 1990-09-11 |
| 4887559 | Solenoid controlled oil injection system for two cycle engine | Robert J. Hensel | 1989-12-19 |
| 4687449 | Staged hydraulic trim-tilt system | — | 1987-08-18 |