Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5168936 | Trailing harrow rotatable to an up-side-down storage position | — | 1992-12-08 |
| 4974684 | Walking beam retainer | — | 1990-12-04 |
| 4867245 | Wing fold implement with latching structure | — | 1989-09-19 |
| 4463813 | Spring mounted standard assembly | John D. Long | 1984-08-07 |
| 4355690 | Stack folding outrigger system | Thomas C. Jensen, Henry Landry | 1982-10-26 |
| 4304306 | Implement and spring tine mounting therefore | John E. Maust, Jr. | 1981-12-08 |