Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5634086 | Method and apparatus for voice-interactive language instruction | Jared C. Bernstein, George Chen, John W. Butzberger | 1997-05-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5634086 | Method and apparatus for voice-interactive language instruction | Jared C. Bernstein, George Chen, John W. Butzberger | 1997-05-27 |