Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4522591 | Articulator for holding dental models | Frank D. Braun, Stanislav Putra | 1985-06-11 |
| 4283173 | Device for the production of a dental working model for the preparation of prosthetic works | Laurence S. Browne, Frank D. Braun | 1981-08-11 |