Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4998384 | Grinding wheel mounting means | William L. Bouchard, Robert E. Cummings, Paul W. Kalinowski | 1991-03-12 |
| 4910924 | Composite grinding wheel | William L. Bouchard, Robert L. Holden, Brian E. Swanson | 1990-03-27 |
| 4907376 | Plate mounted grinding wheel | William L. Bouchard, Keith E. Wing, Sr. | 1990-03-13 |