Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5193866 | Transportable positive dead bolt lock for doors | Carl R. Driskill | 1993-03-16 |
| 4433337 | Passive stabilization conversion unit | Dorsey T. Smith, Albert H. Bieser | 1984-02-21 |