Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873697 | Narrowband laser transmitter having an external resonator from which the output power can be taken | Klaus M. Haeussler, Julius Wittmann, Franz Auracher | 1989-10-10 |
| 4831631 | Laser transmitter comprising a semiconductor laser and an external resonator | Klaus M. Haeussler, Julius Wittmann, Franz Auracher | 1989-05-16 |
| 4799234 | Laser transmitter including an external optical resonator | Klaus M. Haeussler, Julius Wittmann, Franz Auracher | 1989-01-17 |