Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7912198 | System and method for implementing multimedia ring back tone service | Hui Zhang, Yihua Cheng | 2011-03-22 |
WJ
Weirong Jin
Overall (2011): #133,084 of 364,097Top 40%
1
Patents 2011