Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10826445 | Amplifier unit for operating a piezoelectric sound transducer and/or a dynamic sound transducer, and a sound-generating unit | Ferruccio Bottoni, Markus Haensler | 2020-11-03 |
| 10820091 | Method for operating a piezoelectric speaker | Ferruccio Bottoni, Drago Strle | 2020-10-27 |
| 10812905 | Device for audio signal processing for a piezoelectric speaker | Ferruccio Bottoni, Drago Strle | 2020-10-20 |
| 10728651 | Audio system having beam-shaping speakers and eyewear having such an audio system | Ferruccio Bottoni, Alois Sontacchi, Hannes Pomberger | 2020-07-28 |