Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4569333 | Optical instrument including a focusing eyepiece and an endoscope | Roger P. Bel | 1986-02-11 |
| D272849 | Endoscope and an accompanying eyepiece | Roger P. Bel | 1984-02-28 |
| D272855 | Biopsy forceps | Roger P. Bel, Michel M. Regnier | 1984-02-28 |
| 4427014 | Biopsy forceps | Roger P. Bel, Michel M. Regnier | 1984-01-24 |