Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11290830 | Hearing device including a battery and an acoustic valve | Matthias Riepenhoff, Gerard van Oerle, Fethi Cherigui, Manuel Weibel | 2022-03-29 |
| 11234087 | Hearing device comprising an active vent and method for its operation | Hans-Ueli Roeck, Christian Frei, Manuel Weibel, Erwin Kuipers, Maxi Susanne Moritz | 2022-01-25 |
| 11197109 | Hearing device with active vent comprising solenoid | Christian Frei, Erwin Kuipers, Manuel Weibel | 2021-12-07 |