Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870686 | Method for entering digit sequences by voice command | Brett L. Lindsley | 1989-09-26 |
| 4817157 | Digital speech coder having improved vector excitation source | — | 1989-03-28 |
| 4811404 | Noise suppression system | Richard J. Vilmur, Joseph J. Barlo, Brett L. Lindsley | 1989-03-07 |
| 4797929 | Word recognition in a speech recognition system using data reduced word templates | Brett L. Lindsley, Philip J. Smanski | 1989-01-10 |