Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8123522 | Dental handpiece fluid supply technology | — | 2012-02-28 |
| 5261816 | Dental handpiece coolant delivery system | — | 1993-11-16 |
| 4973247 | Dental handpiece assembly | Leslie V. Martens | 1990-11-27 |
| 4470812 | Cutting handpiece and coolant means | Leslie V. Martens | 1984-09-11 |