Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5046816 | Device for arranging optical fibers in an endoscope optical system | Helmut Lehmann | 1991-09-10 |
| 5020893 | Biconvex rod lens | Wilfried Uhrich, Rolf Zickwolf | 1991-06-04 |
| 4815833 | Objective for endoscopes and process for its production | Jurgen Zobel, Rolf Zickwolf, Wilfried Uhrich | 1989-03-28 |