Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7946908 | Flexible louver opening adjustment mechanism for a pivoting combine harvester cleaning element | Jeffrey A. Nelson | 2011-05-24 |
| 6979261 | Dust reducing airflow diverter for combine | Robert L. Day, Corwin M. Puryk, Janet Rose Maas | 2005-12-27 |