Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7403534 | Method of implementing IP telephone gatekeeper group and gatekeeper system | Kewen HU, Ligang Wang, Qing Zeng, Yi Ji, Haoliang Qin +2 more | 2008-07-22 |
HY
Huailin Yuan
Overall (All Time): #3,361,563 of 4,157,543Top 85%
1
Patents All Time