Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6733285 | Orthodontic appliance with lingual retaining groove | Oliver L. Puttler | 2004-05-11 |
| 6709268 | Orthodontic appliance with contoured retaining guide | Jirina V. Pospisil, David E. Solid, Oliver L. Puttler | 2004-03-23 |