Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6466792 | System and method for effectuating selective triggerless local number portability in a telecommunications network | — | 2002-10-15 |
| 6456708 | Triggerless number portability system and method | Richard E. Milne | 2002-09-24 |
| 6421440 | Method for signalling connection control part message loop prevention | Thomas Hess | 2002-07-16 |