Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9198355 | Hinged row crop auger conveyor | Michael L. Vandeven | 2015-12-01 |
| 8387352 | Cornhead divider lift assist linkage | Dennis P. Silver, Michael L. Vandeven, Suresh Neela | 2013-03-05 |
| 8201388 | Sensor for a header height control system | Michael L. Vandeven, Dennis P. Silver, Duane M. Bomleny | 2012-06-19 |
| 7416513 | Variable resolution single lever speed control for a hydrostatic transmission | Craig Amann | 2008-08-26 |
| 7059960 | Composite threshing element for a combine rotor | Ryan P. Mackin, Kevin L. Ehrecke, Corwin M. Puryk, Mark F. Stickler | 2006-06-13 |
| 7001268 | Latch mechanism for a grate in an agricultural combine | Corwin M. Puryk | 2006-02-21 |
| 6375564 | Ramp segment for a combine rotor | Craig Amann, Corwin M. Puryk | 2002-04-23 |
| 6193604 | Concave for an agricultural combine | Benjamin E. Ramp | 2001-02-27 |