Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6778555 | Voice over packet system configured to connect different facsimile transmission protocols | — | 2004-08-17 |
| 6763017 | Method and apparatus for voice port hunting of remote telephone extensions using voice over packet-data-network systems (VOPS) | Patrik Buckingham, Cherng-Daw Hwang, Christine Yu | 2004-07-13 |