Tang; Hwan Jang
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tang; Hwan Jang.The latest application filed is for "policy control framework".
- Tang; Hwan Jang - Concord MA
- Tang; Hwan-Jang - Lexington MA
| Patent | Date |
|---|---|
| Identifying voice over LTE users Grant 10,979,462 - Xu , et al. April 13, 2 | 2021-04-13 |
| Policy control framework Grant 10,979,890 - Xu , et al. April 13, 2 | 2021-04-13 |
| Method and system for hub breakout roaming Grant 10,911,932 - Xu , et al. February 2, 2 | 2021-02-02 |
| Method and system for call routing Grant 10,291,661 - Singh , et al. | 2019-05-14 |
| Policy Control Framework App 20180077564 - Xu; Richard H. ; et al. | 2018-03-15 |
| Method And System For Hub Breakout Roaming App 20180063696 - Xu; Richard H. ; et al. | 2018-03-01 |
| Method and system for hub breakout roaming Grant 9,788,188 - Xu , et al. October 10, 2 | 2017-10-10 |
| User profile conversion to support roaming Grant 9,693,219 - Xu , et al. June 27, 2 | 2017-06-27 |
| Identifying Voice Over LTE Users App 20160212177 - Xu; Richard H. ; et al. | 2016-07-21 |
| Method and apparatus for voice over LTE Grant 9,392,436 - Xu , et al. July 12, 2 | 2016-07-12 |
| User Profile Conversion To Support Roaming App 20160119773 - Xu; Richard H. ; et al. | 2016-04-28 |
| Method and Apparatus For Voice Over LTE App 20140269510 - Xu; Richard H. ; et al. | 2014-09-18 |
| Method And System For Call Routing App 20140269681 - Singh; Manpreet ; et al. | 2014-09-18 |
| Method and System For Hub Breakout Roaming App 20140169286 - Xu; Richard H. ; et al. | 2014-06-19 |
| System and method for accomplishing special call treatment in a voice over internet protocol telephone system Grant 8,265,062 - Tang , et al. September 11, 2 | 2012-09-11 |
| System and method for accomplishing special call treatment in a Voice over Internet Protocol telephone system App 20060092926 - Tang; Hwan-Jang ; et al. | 2006-05-04 |
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