Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9591176 | Skew angle determination | Joseph Pautler, Ralph E. Payne | 2017-03-07 |
| 9220446 | Object authentication | Paul J. Cronin, Chester Wildey | 2015-12-29 |
| 8786839 | Object authentication | Paul J. Cronin, Chester Wildey | 2014-07-22 |
| 8547537 | Object authentication | Paul J. Cronin, Chester Wildey | 2013-10-01 |
| 8194237 | Document sensor | Paul J. Cronin, Chester Wildey | 2012-06-05 |
| 5499288 | Simultaneous voice recognition and verification to allow access to telephone network services | Thomas Barton Schalk | 1996-03-12 |
| 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 |
| 5127043 | Simultaneous speaker-independent voice recognition and verification over a telephone network | Thomas Barton Schalk | 1992-06-30 |
| 5125022 | Method for recognizing alphanumeric strings spoken over a telephone network | Thomas Barton Schalk | 1992-06-23 |