Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8308333 | Surgical lamp with illuminated handles | Dirk Fritze, Rudolf Marka | 2012-11-13 |
| 7746009 | Operating lamp controls | Fred Held, Rudolf Marka | 2010-06-29 |
| 7614763 | Operating table lamp | Berthold Leibinger, Christian Bartenbach, Rudolf Marka, Markus Vogl, Willibald Hiemer | 2009-11-10 |