Issued Patents 2011
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8023670 | Stray capacitance reduced condenser microphone | Chang-Won Kim | 2011-09-20 |
| 7953235 | Directional silicon condenser microphone having additional back chamber | — | 2011-05-31 |
| 7949142 | Silicon condenser microphone having additional back chamber and sound hole in PCB | — | 2011-05-24 |
| 7940944 | Directional silicon condenser microphone having additional back chamber | — | 2011-05-10 |
| 7903831 | Silicon based condenser microphone and packaging method for the same | — | 2011-03-08 |
| 7894616 | Condenser microphone employing wide band stop filter and having improved resistance to electrostatic discharge | Eek-Joo Chung, Hyun-Ho Kim | 2011-02-22 |