Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12192252 | Voice service restoration after element failure | Matthew J. Christopher | 2025-01-07 |
| 12171048 | Methods and systems for allocating telephone numbers | Matthew J. Christopher | 2024-12-17 |
| 11863503 | Methods and systems for supplementing a message | Rameshkumar Ayyasamy Jayapal, Brett Sherman, Manoj Chaudhari, Abuthalha Abdul Raheem, Babu Thirumalai +1 more | 2024-01-02 |
| 11824903 | Voice service restoration after element failure | Matthew J. Christopher | 2023-11-21 |
| 11558845 | Registration of multi-port device | Matthew J. Christopher | 2023-01-17 |
| 11165834 | Voice service restoration after element failure | Matthew J. Christopher | 2021-11-02 |
| 11019111 | Automated IPv4-IPv6 selection for voice network elements | Richard Wikoff, Matthew J. Christopher, Eugene Nolan | 2021-05-25 |
| 10999812 | Registration of multi-port device | Matthew J. Christopher | 2021-05-04 |