Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4343414 | Seed planter drum drive system | Wayne W. Lark, Marvyn J. Madeksho | 1982-08-10 |
| 4307674 | Agricultural implement for planting seeds | Keith W. Wendte | 1981-12-29 |
| 4242617 | Electric vehicle having dynamic braking and regeneration | — | 1980-12-30 |
| 4231432 | Position and draft control system for plows | — | 1980-11-04 |