Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5924917 | Coated abrasives and methods of preparation | Harold W. Benedict, Donna W. Bange, Gary L. Heacox | 1999-07-20 |
| 5681612 | Coated abrasives and methods of preparation | Harold W. Benedict, Michael Schneider, Donna W. Bange, Gary L. Heacox, Subramanian Krishnan | 1997-10-28 |