Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10292322 | Hydraulic system for flex wing ripper stripper | David R. Smith | 2019-05-21 |
| 9949421 | Shark fin wear bar | — | 2018-04-24 |
| 8960512 | Cast back clamp and mounting component | John Garberson, Tom Steffan, David R. Smith | 2015-02-24 |
| 6257343 | Compact folding row marker | David R. Smith, Michael J. Hilvers | 2001-07-10 |
| 6068061 | Soil zone-builder coulter closer/tiller with vertical response mechanism and shank head | David R. Smith | 2000-05-30 |
| 5785472 | Convertible support for a header transport wagon | David R. Smith, Dennis J. Turnwald | 1998-07-28 |
| 5704430 | Ground driven row cleaning apparatus | David R. Smith | 1998-01-06 |
| 5623997 | Soil zone-builder coulter closer/tiller | Ray Rawson, David R. Smith | 1997-04-29 |
| 5582221 | Seed drill filling apparatus | David R. Smith | 1996-12-10 |