Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6222668 | Fast loss of signal (LOS) detection for bidirectional optical amplifiers | Mathieu Dutrisac, Richard A. Habel, Robert W. Keys, Franz Li Hsien Mok | 2001-04-24 |
| 5859716 | Self-stimulation signal detection in an optical transmission system | Maurice O'Sullivan, Kim B. Roberts, James Harley | 1999-01-12 |
| 5822094 | Self-stimulation signal detection in an optical transmission system | Maurice O'Sullivan, Kim B. Roberts, James Harley | 1998-10-13 |