Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5694234 | Wavelength division multiplexing passive optical network including broadcast overlay | Thomas E. Darcie, Nicholas J. Frigo, Kenneth C. Reichmann | 1997-12-02 |
| 5680234 | Passive optical network with bi-directional optical spectral slicing and loop-back | Thomas E. Darcie, Nicholas J. Frigo | 1997-10-21 |