Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8289995 | Method for transmitting mobile multimedia broadcast electronic service guide | Hailong Wen, Qinghua Yao | 2012-10-16 |
| 8266650 | Multiplex transmission interface method of electronic service guide | Qinghua Yao | 2012-09-11 |