Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7739973 | Masthead control system | Stephen G. Boucher, Roger H. Tancrell | 2010-06-22 |
| 7505363 | Automatic switch for marine sounders | — | 2009-03-17 |
| 5610876 | Acoustic deterrent system and method | — | 1997-03-11 |
| 5606253 | Guided flow marine speedometer including angularly shaped housing for guiding water to a paddlewheel sensor at that angle | Stephen G. Boucher, Maurice P. Lagace | 1997-02-25 |
| 4644787 | Marine instrument | Stephen G. Boucher | 1987-02-24 |
| 4555938 | Marine instrument | Stephen G. Boucher | 1985-12-03 |