Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6846223 | Abrasive wheels with workpiece vision feature | Karen M. Conley, Bruce E. Vigeant | 2005-01-25 |
| 5976204 | Abrasive articles and method for preparing them | Michael J. Lemberger, Mark W. Rowden, Arno Gardziella | 1999-11-02 |
| 5611827 | Method for preparing mixtures for abrasive articles | Michael J. Lemberger, Mark W. Rowden, Arno Gardziella | 1997-03-18 |
| 5221294 | Process of producing self-bonded ceramic abrasive wheels | Lee A. Carman, William S. Coblenz | 1993-06-22 |
| 5160509 | Self-bonded ceramic abrasive wheels | Lee A. Carman, William S. Coblenz | 1992-11-03 |