Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9014708 | Network entity for mobile communications towards a mobile station | Haibin Chu, Richard Wang, Marshall Xu, Henry Zheng | 2015-04-21 |
| 8868114 | Network entity for mobile communications | Haibin Chu, Richard Wang, Marshall Xu | 2014-10-21 |
| 7941146 | Method and apparatus for handling DTMF requests when inter-switch handover is involved | Eric Cunyu Zhou, Oliver Chen, Andrew J. Huang, Seaman Chen | 2011-05-10 |
| 7454200 | Personal handyphone system component employment of prepay telephone service system component to allow user employment of wireless telephone service subsequent to purchase thereof | Yigang Cai, Xu Chen, Hai Mu | 2008-11-18 |