Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8687329 | Anti-lightning protection for telephone connection | Cédric Appere, Christian Ballon | 2014-04-01 |
| 7746618 | Protection of a communication line | Cédric Appere | 2010-06-29 |
| 7005941 | High-frequency coupler | Francois Dupont | 2006-02-28 |
| 6879686 | Line take-up detection circuit | Fabrice Guitton | 2005-04-12 |
| 6850400 | Circuit for protection against heating of a protection element of equipment | Philippe Merceron | 2005-02-01 |
| 6380847 | Control circuit for a vibrating membrane | Philippe Merceron | 2002-04-30 |
| 6292347 | Electric arc generation circuit | Philippe Merceron | 2001-09-18 |
| 6172864 | Protection against overvoltages of an interface of telephone lines | Philippe Merceron | 2001-01-09 |
| 5513060 | Series protection circuit | — | 1996-04-30 |
| 5233497 | Overvoltage protection device | Robert Pezzani, Albert Senes | 1993-08-03 |