Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5421613 | Tractor trailer | Ronald B. Gerding | 1995-06-06 |
| 4256326 | Liftable tandem axle suspension | Ronald T. Cantrell | 1981-03-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5421613 | Tractor trailer | Ronald B. Gerding | 1995-06-06 |
| 4256326 | Liftable tandem axle suspension | Ronald T. Cantrell | 1981-03-17 |