Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4781461 | Rpm measuring device utilizing an optical fiber coil and winding method for making the coil | Eberhard Kiesel | 1988-11-01 |
| 4556320 | Laser rotation rate sensor | Jakob Kranz, Joachim Kaiser, Hans-Bertram Wiegemann | 1985-12-03 |
| 4475202 | Gas laser | Hans-Bertram Wiegemann | 1984-10-02 |
| 4405200 | Releasable coupling for connecting at least two light waveguides | Hartmut Hoffmann | 1983-09-20 |