Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5618175 | Plastic orthodontic bracket having rotation wings | Craig A. Andreiko, David L. Ludwig | 1997-04-08 |
| 5613850 | Miniature self-locking labial bracket with cam-release closure member | Alexander J. Wildman, Lawrence P. Phaneuf | 1997-03-25 |