Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6614894 | System and method for mass call onset detection in a communications network | Lisan Lin, Emil Alfred Baenz Ramirez | 2003-09-02 |
| 6529594 | System and method for generating quality of service statistics for an international communications network | Timothy K. Patterson, Guarang S. Kalyanpur | 2003-03-04 |
| 6411604 | System and method for correlating transaction messages in a communications network | Lisan Lin | 2002-06-25 |
| 6249572 | Transaction control application part (TCAP) call detail record generation in a communications network | Gerald Ray Lawson, Tanveer Zamir, Gaurang Kalyanpur | 2001-06-19 |
| 5592530 | Telephone switch dual monitors | John I. Ayers, Gary S. Ruwaldt | 1997-01-07 |