Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4890073 | High frequency generator for use with loads subject to great impedance variations | Gerhard Flachenecker, Karl Fastenmeier | 1989-12-26 |
| 4818954 | High-frequency generator with automatic power-control for high-frequency surgery | Gerhard Flachenecker, Karl Fastenmeier | 1989-04-04 |