Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5343285 | Electrical circuit for measuring the frequency of laser Doppler signals | Uwe Gondrum, Martin Futterer, Frank Milbradt | 1994-08-30 |
| 5339196 | Optical device for measuring the speed of a moved surface by means of a measuring light beam from a laser | — | 1994-08-16 |
| 5308975 | Optical insturment having stage support | — | 1994-05-03 |
| 5191386 | Optical instrument | — | 1993-03-02 |