Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9693135 | Differential microphone and method for driving a differential microphone | Jelena Citakovic Haas-Christensen, Tomasz Hanzlik, Ivan Riis Nielsen, Daifi Haoues Sassene | 2017-06-27 |
| 6888408 | Preamplifier for two terminal electret condenser microphones | Claus Erdmann Fürst | 2005-05-03 |