Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5375867 | Weight distributing hitch | John J. Kass, Philip K. Hoopes | 1994-12-27 |
| 5193837 | Universally adjustable trailer hitch | Raymond W. Fink, Richard L. Fullhart | 1993-03-16 |
| 5102156 | Universally adjustable trailer hitch | Raymond W. Fink, Richard L. Fullhart | 1992-04-07 |