Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12308043 | Playback enhancement in audio systems | — | 2025-05-20 |
| 11335357 | Playback enhancement in audio systems | — | 2022-05-17 |
| 10805726 | Audio system equalization | Colin P. Ryan, Geun-Hyoung Lee, Michael Patrick McHugh, Nabin Sagar Sharma, David Lester Smith +3 more | 2020-10-13 |
| 10720173 | Voice capture processing modified by back end audio processing state | Eric J. Freeman | 2020-07-21 |
| 10341794 | Acoustical method for detecting speaker movement | Eric J. Freeman | 2019-07-02 |
| 9129610 | Filtering for detection of limited-duration distortion | James P. Mulvey | 2015-09-08 |
| 9131326 | Audio signal processing | — | 2015-09-08 |
| 8351621 | System and method for excursion limiting | Hilmar Lehnert, Michael Stark, Brian J. Gawronski | 2013-01-08 |
| 7106224 | Communication system and method for sample rate converting data onto or from a network using a high speed frequency comparison technique | David J. Knapp, John G. Maddox | 2006-09-12 |