Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10827972 | Sleep staging using an in-ear photoplethysmography (PPG) | Tegan Ayers, Christopher R. Paetsch, Christian Trott, Brian J. Hetherman | 2020-11-10 |
| 10510362 | Directional capture of audio based on voice-activity detection | David Rolland Crist, Amir Reza Moghimi | 2019-12-17 |
| 9792893 | In-ear active noise reduction earphone | Daniel M. Gauger, Jr., Anand Parthasarathi, Lei Cheng, John Allen Rule | 2017-10-17 |
| 8594569 | Switchable wired-wireless electromagnetic signal communication | John Joyce | 2013-11-26 |
| 8325931 | Detecting a loudspeaker configuration | Damian Howard, Marc L. Mansell, Tobe Z. Barksdale, Hal P. Greenberger | 2012-12-04 |