Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631736 | Absolute interferometer measuring process and apparatus having a measuring interferometer, control interferometer and tunable laser | Dieter Michel, Andreas Franz | 1997-05-20 |
| 5596410 | Interferometer system and method for controlling the activation of a regulating interferometer in response to an output signal | Peter Hantel | 1997-01-21 |