Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D279569 | Tractor engine hood | Stephen G. Miggels | 1985-07-09 |
| D275199 | Tractor cab | William Marc Schmidt, Robert L. Demick | 1984-08-21 |
| D272710 | Paving breaker | Milton Antonick | 1984-02-21 |
| 4185867 | Harvester with a laterally extending visor structure | William Marc Schmidt, David C. McElroy, Stephen G. Miggels | 1980-01-29 |