Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6580498 | Optical return loss detector for optical transmission systems | — | 2003-06-17 |
| 6574016 | Method and apparatus for ancillary data in a wavelength division multiplexed system | Ping Wai Wan, Paul Alan Bruce | 2003-06-03 |