Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6748884 | Automatic liquid fertilizer rate system | Leonard A. Bettin, Brian D. Howe | 2004-06-15 |
| 5207279 | Agricultural apparatus having vertically adjustable disc gang assemblies | Jimmy R. Kreftmeyer | 1993-05-04 |
| 4842449 | Pneumatic evacuator-filler for grain drill hopper | — | 1989-06-27 |