Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5321447 | Ophthalmoscopic attachment for a surgical microscope | Fritz Strahle, Jürgen Liegel | 1994-06-14 |
| 5308465 | Membrane for a gas diffusion electrode, process of manufacturing the membrane, and gas diffusion electrode provided with the membrane | Eilhard Hillrichs | 1994-05-03 |
| 5288987 | Autofocusing arrangement for a stereomicroscope which permits automatic focusing on objects on which reflections occur | Uwe Vry, Christian Lucke, Werner Muller, Joachim Luber, Klaus Knupfer +3 more | 1994-02-22 |