Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6179234 | Impeller mounting system for centrifugal impact crusher | James R. Marshall, R. Scott McFarland | 2001-01-30 |
| 5702227 | Ejector bucket | — | 1997-12-30 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6179234 | Impeller mounting system for centrifugal impact crusher | James R. Marshall, R. Scott McFarland | 2001-01-30 |
| 5702227 | Ejector bucket | — | 1997-12-30 |