Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9525979 | Remote control of separate audio streams with audio authentication | — | 2016-12-20 |
| 8407049 | Systems and methods for conversation enhancement | Robert A. Dolan, Andreas Wittenstein, David J. Brahm | 2013-03-26 |
| 8335689 | Method and system for efficient management of speech transcribers | Andreas Wittenstein, David J. Brahm, Robert A. Dolan | 2012-12-18 |
| 8332212 | Method and system for efficient pacing of speech for transcription | Andreas Wittenstein | 2012-12-11 |
| 6862298 | Adaptive jitter buffer for internet telephony | Shawn W. Smith | 2005-03-01 |
| 5400394 | Adaptive echo canceller for voice messaging system | Vijay Raman | 1995-03-21 |
| 5267322 | Digital automatic gain control with lookahead, adaptive noise floor sensing, and decay boost initialization | Shawn W. Smith | 1993-11-30 |
| 5163050 | Configurable parameter DTMF detector | — | 1992-11-10 |