Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6587786 | Sensor free vehicle navigation system utilizing a voice input/output interface for routing a driver from his source point to his destination point | — | 2003-07-01 |
| 5748840 | Methods and apparatus for improving the reliability of recognizing words in a large database when the words are spelled or spoken | — | 1998-05-05 |
| 5592389 | Navigation system utilizing audio CD player for data storage | Robert W. Diller | 1997-01-07 |
| 5454062 | Method for recognizing spoken words | — | 1995-09-26 |