Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D340247 | Crop conditioner flail | Gilbert W. Linde | 1993-10-12 |
| 5002451 | Waste material debagging apparatus | Jack W. Crane, J. Keith Weinlader | 1991-03-26 |
| D299721 | Unitized hay rake | Emmett G. Webster, Douglas G. Branham, Edmund O. Howell | 1989-02-07 |
| 4787196 | Self-cleaning rotor assembly | Franja F. Voler, Earl E. Koch | 1988-11-29 |
| 4653253 | Self-cleaning rotor assembly | Franja F. Voler, Earl E. Koch | 1987-03-31 |
| 4516392 | Conditioning roll drive mechanism | Kenneth W. McLean | 1985-05-14 |
| 4219163 | Closing mechanism for a fine material pan on a manure spreader | William F. Ostergren | 1980-08-26 |