Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697891 | Surgical retractor with accessory support | — | 1997-12-16 |
| 5662584 | Endoscope with position display for zoom lens unit and imaging device | Herbert A. Thaler | 1997-09-02 |
| 5603687 | Asymmetric stereo-optic endoscope | John R. Lyon | 1997-02-18 |