Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7690973 | Combine clean grain elevator system | Klaus Becker, Robert W. Hawkins, Dan Burke, Bruce A. Coers, Dohn W. Pfeiffer +1 more | 2010-04-06 |
| 7503162 | Mower knives with staggered serrations | Ryan S. Herlyn | 2009-03-17 |
| 5404699 | Knife edged stalk rolls | Timothy Franklin Christensen, Bonnie Adams | 1995-04-11 |