Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5206927 | Cassette and cassette block for light waveguides | Lothar Finzel, Winfried Lieber | 1993-04-27 |
| 5187766 | Optical fiber waveguide division rack for holding plural cassettes | Lothar Finzel | 1993-02-16 |