Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8776701 | Row crop fertilizer applying apparatus | Eugene H. Schmidt | 2014-07-15 |
| 7490678 | GPS controlled guidance system for farm tractor/implement combination | Marlin W. Unruh, Eugene H. Schmidt, Lawrence E. Kuhlmann, David R. Long | 2009-02-17 |
| 6279666 | Row crop debris clearing apparatus | Eugene H. Schmidt | 2001-08-28 |
| 5752453 | Apparatus for use in applying fertilizer | Eugene H. Schmidt | 1998-05-19 |
| 5732780 | Implement for making angled water retention depressions and mounds | Eugene H. Schmidt, David R. Long | 1998-03-31 |
| 5582255 | Guidance system having adjustable width capability | Eugene H. Schmidt | 1996-12-10 |
| 5524525 | Rotary servo valve and guidance system apparatus for controlling the same | Eugene H. Schmidt, Marlin W. Unruh | 1996-06-11 |
| 5170849 | Guidance control system for farm tractor/implement combination | Eugene H. Schmidt, Marlin W. Unruh | 1992-12-15 |
| 5156219 | Positioning apparatus for drawn implement | Eugene H. Schmidt | 1992-10-20 |
| 5025866 | Row following drawn implement with internal steering arm | Eugene H. Schmidt | 1991-06-25 |
| 4787878 | High torque cushion drive coupling | — | 1988-11-29 |
| 4646663 | Fertilizer disc assembly for a planter | Barry W. Baerg, Randy Ensz, Ray E. Frank | 1987-03-03 |