Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5531738 | Process for operating a laser | Stefan Hessel, Gerhard Hauptmann, Werner Hiereth | 1996-07-02 |
| 5312392 | Interstitial laser coagulation treatment for benign prostatic hyperplasia | Alfons Hofstetter, Rolf Muschter, Stefan Hessel | 1994-05-17 |
| 5041121 | Shock wave generator | Fritz Wondrazek, Stefan Hessel, Stephan Thomas, Gisela Diepold | 1991-08-20 |
| 4900122 | Device for a fiber-optic guide | Thomas Hengst, Andreas Hahn | 1990-02-13 |
| 4838246 | Application part for an endoscope | Andreas Hahn, Fritz Wondrazek | 1989-06-13 |
| 4757507 | Laser with switchable emission wavelength | Fritz Wondrazek, Andreas Hahn | 1988-07-12 |
| 4313431 | Endoscopic apparatus with a laser light conductor | — | 1982-02-02 |