Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8888561 | Nonwoven abrasive wheel | James L. McArdle, Alice B. Moris, Ann M. Hawkins | 2014-11-18 |
| 6951504 | Abrasive article with agglomerates and method of use | Negus B. Adefris, Brent D. Niccum, Thomas A. Sager, Craig F. Schroeder, Theodore J. Testen | 2005-10-04 |
| 6319108 | Metal bond abrasive article comprising porous ceramic abrasive composites and method of using same to abrade a workpiece | Negus B. Adefris | 2001-11-20 |