Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6618702 | Method of and device for phone-based speaker recognition | Walter Doyle Andrews, III, Joseph Campbell | 2003-09-09 |
| 6381568 | Method of transmitting speech using discontinuous transmission and comfort noise | Lynn Michele Supplee, Richard A. Dean | 2002-04-30 |