Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11185436 | Methods and system for homogeneous dental appliance | Donald E. Frantz | 2021-11-30 |
| 11109998 | Method and apparatus for vacuum-formed dental appliance | Donald E. Frantz | 2021-09-07 |