Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9226327 | Providing services based on radio access network type information | Niranjan B. Avula, Priscilla Lau, Imtiyaz Shaikh, Ning-Chia Yeh | 2015-12-29 |
| 8949200 | Methods for address book synchronization and subscription status notification | Biren Patel | 2015-02-03 |
| 8712380 | Network based technique for obtaining operator identifier for mobile devices | — | 2014-04-29 |
| 8655960 | Location-aware instant messaging | Joseph Barry Lewis, II, Biren Patel | 2014-02-18 |
| 8503300 | Efficient messaging over internet protocol | Biren Patel, Jerry Kupsh | 2013-08-06 |
| 8472919 | Network based technique for obtaining operator identifier for mobile devices | — | 2013-06-25 |
| 8248915 | Redundant session information for a distributed network | Vincent Baglin, Prakash Surendranadhan, Srinivasan Balasubramanian, Erik Colban, Yingzhe Wu +3 more | 2012-08-21 |
| 8150867 | Methods for address book synchronization and subscription status notification | Biren Patel | 2012-04-03 |
| 7881261 | Method and apparatus for efficient dormant handoff of mobile stations having multiple packet data service instances | Vibhor Julka | 2011-02-01 |
| 7853560 | Methods for address book synchronization and subscription status notification | Biren Patel | 2010-12-14 |
| 7586882 | Higher layer packet framing using RLP | Srinivasan Balasubramanian | 2009-09-08 |
| 7586922 | Providing higher layer packet/frame boundary information in GRE frames | Martin Renschler, Erik Colban | 2009-09-08 |
| 7457265 | Mobility management entity for high data rate wireless communication networks | Vibhor Julka, Roger Gustavsson | 2008-11-25 |
| 7154903 | System and method for management of data associated with a dormant mobile terminal | — | 2006-12-26 |
| 7116668 | Method for time stamp-based replay protection and PDSN synchronization at a PCF | — | 2006-10-03 |
| 7043253 | Load balancing in a mobile telecommunications network | Lila Madour, Bobby Ton, Mahmood Hossain, Henrik Basilier | 2006-05-09 |