Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6176529 | Torsional under-ride guard | Terry D. Campbell | 2001-01-23 |
| 4655467 | Steerable torsion axle | Kevin D. Sell | 1987-04-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6176529 | Torsional under-ride guard | Terry D. Campbell | 2001-01-23 |
| 4655467 | Steerable torsion axle | Kevin D. Sell | 1987-04-07 |