Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7721815 | Cushion standard shield system | Mark P. Hoffman, Rickey Gerber, Gaylen James Kromminga | 2010-05-25 |
| 7631701 | Rigid standard bearing shield disk scraper system | Gaylen James Kromminga, Rickey Gerber, Scott Robert Faust, Mark P. Hoffman | 2009-12-15 |
| 5865131 | Slurry fertilizer applicator | William J. Dietrich, Sr. | 1999-02-02 |