Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11330109 | User equipment-assisted secure call transfers | Cherng-Shung Hsu, Vikram Singh, Aditya Reddy Muddasani, Changkun Chen | 2022-05-10 |
| 8982836 | System and method for minimizing loss of IP context during IRAT handover | Suli Zhao, Ajith Tom Payyappilly, Siddharth Chitnis | 2015-03-17 |
| 8891380 | Systems and methods for synchronizing filter records | Ajith Tom Payyappilly | 2014-11-18 |
| 8855084 | Preventing loss of IP continuity when transitioning between different networks | Ajith Tom Payyappilly, Suli Zhao | 2014-10-07 |
| 8837405 | Methods and apparatus to reduce a time to transfer multiple PDN contexts during inter-radio access technology handoff | Rajashekar Chilla | 2014-09-16 |