Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6691861 | Auger discharge chute with dribble door | Mark Reimer, Mark Charles DePoorter, Garrick W. Herbst, Lawrence Begyn | 2004-02-17 |
| 6692352 | Grain storage tank covers | Russell Andrew Huesmann, Jr., Chad A. Dow, Mark Charles DePoorter, Garrick W. Herbst, Lawrence Begyn | 2004-02-17 |