Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6514302 | Methods for producing granular molding materials for abrasive articles | Michael J. Lemberger, Raymond Pellerin, Robert L. Holden, Rene Goutte | 2003-02-04 |
| 5769700 | Grinding wheel | Robert L. Holden | 1998-06-23 |
| 5735319 | Dispersing apparatus and method | John O. McNamara | 1998-04-07 |