Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11006201 | Headphone off-ear detection | Amit Kumar, Michael Jon Wurtz, Eric P. Etheridge, Eric Sorensen | 2021-05-11 |
| 10945062 | Headphone with off-ear and on-ear detection | Amit Kumar, Eric Sorensen | 2021-03-09 |