Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10362535 | System and method for push-to-talk (PTT) key one-touch calling | Krishnakant M. Patel, Ravi Ayyasamy, Brahmananda R. Vempati | 2019-07-23 |
| 9913300 | Push-to-talk-over-cellular (PoC) | Ravi Ayyasamy, Gorachand Kundu, Krishnakant M. Patel, Brahmananda R. Vempati, Harisha M. Negalaguli +8 more | 2018-03-06 |
| 8966026 | Systems and methods for extension of server management functions | Hai T. Phung, Charles D. Stracener, Pritesh F. Prabhu, Sanjay K. Rao, Weijia Zhang | 2015-02-24 |
| 8958348 | Hybrid push-to-talk for mobile phone networks | Krishnakant M. Patel, Ravi Ayyasamy, Gorachand Kundu, Basem A. Ardah, Brahmananda R. Vempati +1 more | 2015-02-17 |
| 8510422 | Systems and methods for extension of server management functions | Hai T. Phung, Charles D. Stracener, Pritesh F. Prabhu, Sanjay K. Rao, Weijia Zhang | 2013-08-13 |
| 8478261 | Predictive wakeup for push-to-talk-over-cellular (POC) call setup optimizations | Brahmananda R. Vempati, Krishnakant M. Patel, Pratap Chandana, Ravi Ayyasamy, Bruce D. Lawler +5 more | 2013-07-02 |
| 7738896 | Subscriber identity module (SIM) enabling advanced voice services (AVS) including push-to-talk, push-to-conference and push-to-message on wireless handsets and networks | Krishnakant M. Patel, Vyankatesh Shanbhag | 2010-06-15 |