Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6527209 | Comminuting apparatus | — | 2003-03-04 |
| 6364227 | Interface elements for shredder mills | — | 2002-04-02 |
| 5732827 | Screening apparatus | — | 1998-03-31 |
| 5484111 | Hammers for hammer mills | Patrick Hogan | 1996-01-16 |
| 5181663 | Tub grinder with screen portion | Patrick Hogan | 1993-01-26 |
| 4736808 | Percussive tool with high pressure fluid jet | Bruce James | 1988-04-12 |
| 4483552 | Independent telescopic suspension | — | 1984-11-20 |