Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8649528 | Microphone unit with internal A/D converter | Claus Erdmann Fürst, Igor Mucha | 2014-02-11 |
| 8259963 | Microphone assembly with P-type preamplifier input stage | Carsten Fallesen | 2012-09-04 |
| 7336794 | High efficiency driver for miniature loudspeakers | Claus Erdmann Fürst, Jens Kristian Poulsen, Henrik Thomsen | 2008-02-26 |
| 7110560 | Electret condensor microphone preamplifier that is insensitive to leakage currents at the input | — | 2006-09-19 |