Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7765943 | Dual function seed meter | Donald K. Landphair, Donald Raymond Wisor, Jeffrey C. Schick | 2010-08-03 |
| 6935255 | Auxiliary seed hopper having a removable screen | Matthew Brian Hagen | 2005-08-30 |
| 6758153 | Easily adjustable double eliminator | Matthew Brian Hagen | 2004-07-06 |
| 6581532 | Baffle for unit hopper | Matthew Brian Hagen | 2003-06-24 |
| 6581533 | Seed meter brushes forming a transport seed puddle | Matthew Brian Hagen | 2003-06-24 |
| 6352042 | Internal seed knockout assembly | Robert W. Martin, Netza Portillo | 2002-03-05 |
| 6004237 | Slide idler for a chain drive | Jeremy Shane Ostrander, Chad E. Plattner | 1999-12-21 |
| 5784985 | Mechanical seed meter | Terry L. Snipes, Donald Raymond Wisor | 1998-07-28 |
| 5720233 | Mechanical seed meter | Terry L. Snipes, Donald Raymond Wisor | 1998-02-24 |
| 5377867 | Selector pin seed meter | Jeffrey C. Schick | 1995-01-03 |
| 5183487 | Trash handling apparatus for a self-cleaning rotary screen | David R. Coder, Lawrence J. Adams, Rebecca A. F. Guthrie, Raymond M. Andes, Jr., Philip G. Alexander | 1993-02-02 |