Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7366198 | Method and system for packet and circuit telephony in a distributed telecommunications switching system | Tina Lee Hinch, Mann-Yi Hsieh, Chung-You Patrick Liu, Charles Arthur Witschorik, James Fei Wu | 2008-04-29 |