Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6529303 | Optical communications networks utilizing frequency division multiplexing | Michael W. Rowan, David B. Upham, Laurence J. Newell, David Pechner, Abraham H. Kou +6 more | 2003-03-04 |
| 6452945 | Electrical add-drop multiplexing for optical communications networks utilizing frequency division multiplexing | David B. Upham, Laurence J. Newell, David Pechner, Abraham H. Kou, Michael W. Rowan +3 more | 2002-09-17 |