Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6522732 | System and method of preserving stable calls during a split mode operation of telecommunications equipment | Mark W. Pullen, Darrin L. Meek, Lee E. Ballard, Jerry L. Buchheit, Shihlung Chiang +6 more | 2003-02-18 |