Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE35582 | Subscriber line interface circuit with power-down mode | Walter Rossi, Vanni Saviotti | 1997-08-12 |
| 5046089 | Subscriber line interface circuit with power-down mode | Walter Rossi, Vanni Saviotti | 1991-09-03 |
| 4907221 | Apparatus for attenuating the echo signal in telephone fork circuits for telephone conference calls | Francesco Natali | 1990-03-06 |