Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8537811 | Speaker-buffer management for voice-over-internet-protocol (VoIP) triggered by microphone-buffer arrival | — | 2013-09-17 |
| 8081621 | Speaker-buffer management for voice-over-internet-protocol (VoIP) triggered by microphone-buffer arrival | — | 2011-12-20 |
| 7668968 | Closed-loop voice-over-internet-protocol (VOIP) with sender-controlled bandwidth adjustments prior to onset of packet losses | — | 2010-02-23 |
| 6996626 | Continuous bandwidth assessment and feedback for voice-over-internet-protocol (VoIP) comparing packet's voice duration and arrival rate | — | 2006-02-07 |
| 6862298 | Adaptive jitter buffer for internet telephony | Mark Cromack | 2005-03-01 |
| 6442245 | System and method for providing voice messaging services utilizing a network connection | William D. Castagna, Jan Vanderford | 2002-08-27 |
| 5267322 | Digital automatic gain control with lookahead, adaptive noise floor sensing, and decay boost initialization | Mark Cromack | 1993-11-30 |