Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7079640 | Method and apparatus for implementing an extensible range of communications services in telephone networks | Vladimir Mikhailov | 2006-07-18 |
| 6882721 | Method and apparatus enabling local number portability in telephone networks | Vladimir Mikhailov, Michael Gawargy | 2005-04-19 |