Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6164595 | Helium actuated airplane parachute | — | 2000-12-26 |
| 4969627 | Rod locking device | — | 1990-11-13 |
| 4249763 | Device for suspending a sign from a ceiling and removing same therefrom | Roland L. Provencher | 1981-02-10 |