Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701194 | Amplified telecommunication system for wavelength-division multiplexing transmissions capable of limiting variations in the output power | Stefano Piciaccia | 1997-12-23 |
| 5677786 | Device for reducing the optical noise due to four wave mixing | — | 1997-10-14 |
| 5638204 | Optical power amplifier with Al.sub.2 O.sub.3 and erbium doped active fiber | Giorgio Grasso, Aldo Righetti | 1997-06-10 |