Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868750 | Collocational grammar system | Alwin B. Carus, Jeffrey G. Hopkins | 1989-09-19 |
| 4864501 | Word annotation system | Alwin B. Carus | 1989-09-05 |
| 4864502 | Sentence analyzer | Alwin B. Carus | 1989-09-05 |