Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6925175 | Long-haul path length delay estimator and compensator for an echo canceller | — | 2005-08-02 | $2,572,000 |
| 4546216 | Echo suppressor for improving echo canceler performance | — | 1985-10-08 |