Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9980034 | Headphone off-ear detection | Amit Kumar, Mike Wurtz, Eric P. Etheridge, Eric Sorensen | 2018-05-22 |
| 9967647 | Off-ear and on-ear headphone detection | Amit Kumar, Eric Sorensen | 2018-05-08 |