Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11770648 | Infinite baffle with low stiffness | Bérenger Roig | 2023-09-26 |
| 10448155 | Device for controlling a loudspeaker with current limitation | Frederic Francois Leon Lepoutre, Pierre-Emmanuel Calmel | 2019-10-15 |
| 10374567 | Method for adapting the volume gain for the power limitation of an amplifier and amplifier | Pierre-Emmanuel Calmel | 2019-08-06 |
| 10141905 | Amplifier with adjustment of the automatic sound level | Julien Laurent Bergere, Pierre-Emmanuel Calmel | 2018-11-27 |
| 9930449 | Device for controlling a loudspeaker | Pierre-Emmanuel Calmel, Antoine Petroff, Jean-Loup Afresne | 2018-03-27 |
| 9924267 | Device for controlling a loudspeaker | Pierre-Emmanuel Calmel, Antoine Petroff, Jean-Loup Afresne | 2018-03-20 |