Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9862266 | Vehicle fuel filler system seal | Stuart J. Brown, William J. Doroghazi, Brett Stone | 2018-01-09 |
| 9376012 | Vehicle fuel filler system seal | Stuart J. Brown, William J. Doroghazi, Brett Stone | 2016-06-28 |
| 8544581 | Drive system for multiple movable systems | Patrick Fenchak | 2013-10-01 |
| 4897824 | Sonar systems | — | 1990-01-30 |