Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6222668 | Fast loss of signal (LOS) detection for bidirectional optical amplifiers | Mathieu Dutrisac, Robert W. Keys, Franz Li Hsien Mok, Jeffrey Alan Weslowski | 2001-04-24 |
| 6166850 | Optical amplifier gain control | Kim B. Roberts, Franz Li Hsien Mok, Nigel Jolley | 2000-12-26 |
| 6144486 | Pump wavelength tuning of optical amplifiers and use of same in wavelength division multiplexed systems | Kevin Wallace Bennett, Fiona Davis, Paul A. Jakobson, Nigel Jolley, Robert W. Keys +3 more | 2000-11-07 |
| 6101012 | Optical add/drop multiplexer/demultiplexer | David John Danagher, Alan Glen Solheim, Maurice O'Sullivan, Kim B. Roberts, Duncan Forbes +6 more | 2000-08-08 |
| 6064501 | Method of determining optical amplifier failures | Kim B. Roberts, Maurice O'Sullivan, Christopher Brendan Kennedy | 2000-05-16 |
| 5959749 | Optical add/drop multiplexer/demultiplexer | David John Danagher, Alan Glen Solheim, Maurice O'Sullivan, Kim B. Roberts, Duncan Forbes +6 more | 1999-09-28 |
| 5579328 | Digital control of laser diode power levels | Kim B. Roberts | 1996-11-26 |