Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10764669 | Device and method for monitoring earphone wearing state | — | 2020-09-01 |
| 10764673 | Noise cancelling earset having acoustic filter | — | 2020-09-01 |
| 10638225 | Tone compensation device and method for earset | — | 2020-04-28 |
| 10602260 | Noise blocking bluetooth earset with integrated in-ear microphone | — | 2020-03-24 |