| 9830189 |
Multi-threaded queuing system for pattern matching |
David K. Cassetti, Lokpraveen Mosur, Christopher P. Clark |
2017-11-28 |
| 9223618 |
Multi-threaded queuing system for pattern matching |
David K. Cassetti, Lokpraveen Mosur, Christopher F. Clark |
2015-12-29 |
| 7529253 |
IP packet ready PBX expansion circuit for a conventional personal computer with expandable, distributed DSP architecture |
Paul K. Lee, Gregory Schultz |
2009-05-05 |
| 7023867 |
PBX with configurable analog CO line and T1 signalling protocols using packet bus and software switched WAV channels |
Joon-Suk Park, Paul K. Lee, Gregory Schultz, Ronald C. Fish |
2006-04-04 |
| 6795448 |
IP packet ready PBX expansion circuit for a conventional personal computer with expandable, distributed DSP architecture |
Paul K. Lee, Gregory Schultz |
2004-09-21 |
| 6542584 |
Digital telephone system with automatic voice mail redirection |
Charles Gregory Sherwood |
2003-04-01 |
| 6463138 |
Telephone system for formatting caller ID information into a form useable by an application program and exporting the caller information to the application program |
Charles Gregory Sherwood |
2002-10-08 |
| 6347134 |
Recording and playing voicemail with improved DTMF detection |
Charles Gregory Sherwood |
2002-02-12 |
| 6259780 |
Telephone system for formatting caller ID information into a form useable by an application program and exporting the caller information to the application program |
Charles Gregory Sherwood |
2001-07-10 |
| 6151391 |
Phone with adjustable sidetone |
Charles Gregory Sherwood |
2000-11-21 |