Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8880299 | Combine side shake cleaning control system | Craig E. Murray, Orlin W. Johnson, Dale W. Panoushek, Tyler L. Nelson, Kevin S. Schwinn | 2014-11-04 |
| 7416244 | Vibration isolator with limited free movement | Gary C. Polk | 2008-08-26 |
| 6889492 | Reversing transfer drive for sickle cutting knives on a header of an agricultural combine | Gary C. Polk | 2005-05-10 |