Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6643464 | Constrained optical mesh protection for transmission systems | Nigel Baker, Adrian Sparks | 2003-11-04 |
| 6606427 | Switch for optical signals | Alan Graves, Nigel Baker, Robert Spagnoletti | 2003-08-12 |
| 6594413 | Optical switching device | Adrian Sparks, Frederick James Lalonde | 2003-07-15 |