Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11693021 | Combined corrugated piezoelectric microphone and corrugated piezoelectric vibration sensor | Somu Goswami, Christian Bretthauer, Matthias Herrmann, Gunar Lorenz, Daniel Neumaier +1 more | 2023-07-04 |
| 11611835 | Combined corrugated piezoelectric microphone and corrugated piezoelectric vibration sensor | Christian Bretthauer, Daniel Neumaier, David Tumpold | 2023-03-21 |