Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5081452 | Self-healing system for a ring link with spare ring link means | — | 1992-01-14 |
| 4994788 | System for collecting alarms from a set of stations | Dominique Philippe | 1991-02-19 |
| 4431992 | Circuit for addressing a set of registers in a switching exchange | Pierre Boulard, Georges Fiche | 1984-02-14 |