Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8238935 | Real-time location information from mobile devices including embedding location information in media packet payload | Wen-hsiung Chen, Feng Cao, Gary Cheng | 2012-08-07 |
| 7831259 | Sharing and tracking real-time location for mobile users | Feng Cao | 2010-11-09 |