Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5365574 | Telephone network voice recognition and verification using selectively-adjustable signal thresholds | Thomas Barton Schalk | 1994-11-15 |
| 5303299 | Method for continuous recognition of alphanumeric strings spoken over a telephone network | Thomas Barton Schalk | 1994-04-12 |
| 5297194 | Simultaneous speaker-independent voice recognition and verification over a telephone network | Thomas Barton Schalk | 1994-03-22 |