Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9641137 | Electric amplifier circuit for amplifying an output signal of a microphone | Markus Bingesser, Thomas Froehlich | 2017-05-02 |
| 8897460 | Microphone amplifier | Thomas Froehlich | 2014-11-25 |
| 8476974 | Differential amplifier and method for the operation of a differential amplifier | Thomas Froehlich | 2013-07-02 |