Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5205496 | Universal grinder with reciprocal feeder | Donald A. Egging, James G. Nickels, William A. Eddy | 1993-04-27 |
| 4773601 | Combination small-scale tub grinder and wood chipper | Oren D. Urich, Roy D. Cash | 1988-09-27 |