Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700259 | Thoracoscopic transmyocardial revascularization handpiece assembly | Charles Christopher Negus | 1997-12-23 |
| 5685857 | Thoracoscopic cannula system | Charles Christopher Negus, Robert I. Rudko | 1997-11-11 |
| 5617258 | Non-reusable lens cell for a surgical laser handpiece | Charles Christopher Negus | 1997-04-01 |
| 5591161 | Angled beam delivery handpiece for laser or other monochromatic light source | Charles Christopher Negus | 1997-01-07 |