Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5477207 | Warning device for a vehicle and trailer coupling system | Charles E. Frame, Sr. | 1995-12-19 |
| 4893182 | Video tracking and display system | Michael G. Gautraud, Thomas M. Buie | 1990-01-09 |