Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5062489 | Folding agricultural implement | — | 1991-11-05 |
| 4945997 | Folding agricultural implement | — | 1990-08-07 |
| 4790389 | Field cultivator frame with limiting assembly | James A. Boone, Dennis L. Lewallen | 1988-12-13 |
| 4236585 | Fold-back implement frame having angle adjustment | Ellis E. Adee | 1980-12-02 |