Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7832669 | Screw adjust cone crusher | — | 2010-11-16 |
| 5971306 | Gyratory crusher having tramp iron relief system with an annular hydraulic manifold | William A. Ganser, IV, Joseph E. Musil, Donald W. Henry, Mark Lawrence Hunt, David A. Ostergaard +5 more | 1999-10-26 |
| 5944265 | Gyratory crusher having self-contained lubrication system | William A. Ganser, IV, Joseph E. Musil, Donald W. Henry, Mark Lawrence Hunt, David A. Ostergaard +5 more | 1999-08-31 |
| 5875981 | Gyratory crusher having tramp iron relief system | William A. Ganser, IV, Joseph E. Musil, Donald W. Henry, Mark Lawrence Hunt, David A. Ostergaard +5 more | 1999-03-02 |
| 5803382 | Gyratory crusher having corrugation-like-seal | William A. Ganser, IV, Joseph E. Musil, Donald W. Henry, Mark Lawrence Hunt, David A. Ostergaard +5 more | 1998-09-08 |
| 5718390 | Gyratory crusher | William A. Ganser, IV, Joseph E. Musil, Donald W. Henry, Peter Alford, Jon Juhlin +2 more | 1998-02-17 |
| 5083714 | Vertical shaft impact crusher having a vertically adjustable feed tube | Frederick J. Winegar | 1992-01-28 |
| 4896838 | Rotor for vertical shaft impact crushers | Frederick J. Winegar | 1990-01-30 |
| 4717084 | Hydraulic system for remote operable cone crushers | David F. Peaks | 1988-01-05 |