Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645426 | Dental prophy angle | David B. Schumaker | 1997-07-08 |
| 5452219 | Method of making a tooth mold | Barry Dehoff, Andrew Liu, Jeffrey McGraw | 1995-09-19 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645426 | Dental prophy angle | David B. Schumaker | 1997-07-08 |
| 5452219 | Method of making a tooth mold | Barry Dehoff, Andrew Liu, Jeffrey McGraw | 1995-09-19 |