Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5784161 | Heterodyne interferometer arrangement with tunable lasers, a heterodyne interferometer, a comparison interferometer and a reference interferometer | Karl-Heinz Bechstein, Beate Moeller, Klaus Salewski | 1998-07-21 |
| 5781295 | Interferometer for absolute distance measurement | Werner Fuchs, Karl-Heinz Bechstein, Klaus Salewski | 1998-07-14 |