Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669747 | Grinding wheel with titanium aluminum nitride and hard lubricant coatings | — | 2003-12-30 |
| 4683679 | Grinding and dressing wheel support and release apparatus | — | 1987-08-04 |
| 4505075 | Fixturing device | Larry D. Zeltner | 1985-03-19 |