Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6456408 | Method and apparatus for controlling the optical power of a optical transmission signal | — | 2002-09-24 |
| 6421151 | Method and arrangement for stabilizing wavelength of multi-channel optical transmission systems | Matthias Berger | 2002-07-16 |