Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4897872 | Interface circuit between a subscriber's telephone line and exchange control components, with reduced current consumption in the case of a grounded cable | Marco Siligoni | 1990-01-30 |
| 4841565 | Monolithically integratable telephone circuit for feeding a subscriber's telephone line | Marco Siligoni, Vanni Saviotti | 1989-06-20 |