Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8195783 | Flexible rating rules and calender rules implemented in a real-time charging system for a telecommunications network | Joseph Crimi, Alan Hopson, Jeff Hsu, Robert A. Johnson, Cathryn S. McMahon +4 more | 2012-06-05 |
| 6553427 | Object-oriented encapsulation of a telecommunications service protocol interface | Chen-Huei Chang, James E. Patterson, Paul T. Schultz | 2003-04-22 |