Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6272949 | Air operated fifth wheel uncoupling apparatus | David John Jarvis, Thomas P. Gorman | 2001-08-14 |
| 5137298 | Fifth wheel locking device | — | 1992-08-11 |
| 5028067 | Automatic fifth wheel safety lock device | — | 1991-07-02 |
| 4871182 | Fifth wheel unlocking and safety latch device | Russell G. Altherr, Richard L. Glaser, Robert P. Radwill | 1989-10-03 |