Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11290830 | Hearing device including a battery and an acoustic valve | Matthias Riepenhoff, Christian Landolt, Gerard van Oerle, Fethi Cherigui | 2022-03-29 |
| 11234087 | Hearing device comprising an active vent and method for its operation | Hans-Ueli Roeck, Christian Frei, Erwin Kuipers, Maxi Susanne Moritz, Christian Landolt | 2022-01-25 |