Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5592157 | Relative visibility measuring process and device | Joachim Tiedeke | 1997-01-07 |
| 5287219 | Microscope for two or more operators | Klaus Hildebrand, Klaus-Peter Zimmer, Heinz Suhner, Luitpold Schulz | 1994-02-15 |
| 5213293 | Stand equipped with accessory devices for supporting a freely orientable apparatus | Juerg Muentener, Otto Geschwentner | 1993-05-25 |