Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10939192 | Electret condenser microphone and manufacturing method thereof | Alan Dean Michel, Sean Gao | 2021-03-02 |
| 10841680 | Microphone and method for processing audio signals | Alan Dean Michel, Sean Gao | 2020-11-17 |