Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11838719 | Active noise reduction earbud | Andrew D. Munro, Lei Cheng, Emery M. Ku, Cedrik Bacon | 2023-12-05 |
| 11689844 | Headphone audio controller | — | 2023-06-27 |
| 11568849 | Wearable active noise reduction (ANR) device having low frequency feedback loop modulation | David J. Warkentin, Lei Cheng, Brandon Lee Olmos, Michael P. O'Connell | 2023-01-31 |