Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6622951 | Hammer assembly for wood reducing hammer mills and other comminuting machines and methods of making and using it | Jeffrey M. Recker | 2003-09-23 |
| 5820042 | Wood chipper rotor head knife holder and knife assembly | — | 1998-10-13 |
| 5638879 | Externally changeable flail apparatus | Michael J. Cook | 1997-06-17 |
| 5322104 | Flail drum machines and methods | Norval K. Morey | 1994-06-21 |
| 5148844 | Flail drum system | — | 1992-09-22 |