Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6961578 | Enhanced call delivery system for interoperability between circuit switched and packet switched networks | Gary Stephens | 2005-11-01 |
| 6917621 | Enhanced emulation system on a communication network | — | 2005-07-12 |