Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6115460 | Call redirection system | Donald Edward Crowe, James Patrick Dunn, Hoo-Yin Khoe, Daniel N. Utberg | 2000-09-05 |
| 5237591 | Circuit for digitally adding loss to a signal | Kannan Ramchandran | 1993-08-17 |