Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |