Issued Patents 1994
Showing 1–3 of 3 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 |