Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6788678 | Interface between channel units of multiple local exchange carriers | D. Reagan Rice, Robert L. Adams, III | 2004-09-07 |
| 6724780 | Voice frequency data enhancement method | Arupjyoti Bhuyan, Gerald R. Boyer, Eric A. Deichstetter, Jeffrey Louis Duffany, Phillip C. Goelz +7 more | 2004-04-20 |