Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6411924 | System and method for linguistic filter and interactive display | David van den Akker, Venu Vemula, Philippe Forest | 2002-06-25 |
| 6081774 | Natural language information retrieval system and method | David van den Akker, Erik C. E. Govaers, Frank M. J. Platteau, Kurt Van Deun, Melissa MacPherson +2 more | 2000-06-27 |