Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6733286 | Self-ligating orthodontic brackets that have multiple initially open arch wire slots ligatable with a single cover | Norbert Abels | 2004-05-11 |
| 6695612 | Self-ligating orthodontic brackets including a ligation cover biased toward an open or closed position | Norbert Abels | 2004-02-24 |