Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6807170 | System and method for implementing user-to-user information transfer services | Ranga R. Dendi, Timothy A. Morgan, Shailin Sehgal | 2004-10-19 |
| 6731625 | System, method and article of manufacture for a call back architecture in a hybrid network with support for internet telephony | Guido M. Eastep, Shannon R. Orebaugh | 2004-05-04 |
| 6728223 | Echo canceller system | John A. Fee, G. Michael Eastep, Robert W Born | 2004-04-27 |