Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6501763 | Network-based service for originator-initiated automatic repair of IP multicast sessions | Joseph Thomas O'Neil, David Hilton Shur, Aleksandr Zelezniak | 2002-12-31 |
| 6374288 | Digital subscriber line server system and method for dynamically changing bit rates in response to user requests and to message types | Joseph Thomas O'Neil | 2002-04-16 |
| 6363150 | Billing method for customers having IP telephony service with multiple levels of security | Hopeton S. Walker | 2002-03-26 |
| 6343117 | Method of initiating a telephone security feature | Hopeton S. Walker | 2002-01-29 |