Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10080113 | Method of and system for displaying mobile messages in unsupported formats | Xiaomei Guan | 2018-09-18 |
| 9749316 | Method for data access using a dynamic SIM credential | David Zhang, Xiaohua Yuan | 2017-08-29 |
| 9749904 | Circuit switch voice roaming to LTE network | David Zhang, Xiaohua Yuan, Zhihai Zhang | 2017-08-29 |
| 9716999 | Method of and system for utilizing a first network authentication result for a second network | David Zhang, Bing Li | 2017-07-25 |
| 9626341 | Method of and system for displaying mobile messages in unsupported formats | Xiaomei Guan | 2017-04-18 |
| 9426658 | Method of and system for data access over dual data channels with dynamic SIM credential | David Zhang, Xiaohua Yuan | 2016-08-23 |
| 9020467 | Method of and system for extending the WISPr authentication procedure | David Zhang, Bing Li | 2015-04-28 |
| 8838070 | Method of and system for data access over dual data channels with dynamic sim credential | David Zhang, Xiaohua Yuan | 2014-09-16 |