Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6805722 | Apparatus and method for forming a spiral wound abrasive article, and the resulting article | Douglas Hunt, Ann M. Hawkins, Gary L. Heacox, Robert A. Follensbee | 2004-10-19 | $27,462,000 |
| 6780096 | Spiral wound abrasive belt and method | Ross A. Brown, Robert A. Follensbee, Douglas Hunt, Gary L. Heacox | 2004-08-24 | $16,815,000 |
| 5520957 | Method of preparing a coated abrasive article | Donna W. Bange, Jens L. Jorgensen, Richard V. Kopel | 1996-05-28 | $8,149,000 |