Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5578098 | Coated abrasive containing erodible agglomerates | John J. Gagliardi, Jason A. Chesley, Charles H. Houck, Richard J. Cosmano | 1996-11-26 |
| 5454750 | Coated abrasive containing erodable agglomerates | Richard J. Cosmano | 1995-10-03 |
| 5078753 | Coated abrasive containing erodable agglomerates | David E. Broberg, Richard J. Cosniano | 1992-01-07 |
| 5045091 | Method of making rotary brush with removable brush elements | Gerald R. Abrahamson | 1991-09-03 |
| 4799939 | Erodable agglomerates and abrasive products containing the same | Ulrich Bloecher | 1989-01-24 |
| 4705124 | Cutting element with wear resistant crown | Gerald R. Abrahamson | 1987-11-10 |
| 4652275 | Erodable agglomerates and abrasive products containing the same | Ulrich Bloecher | 1987-03-24 |