Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9253326 | Handling redirect calls | Parameswaran Kumarasamy, Sandeep Kohli, Vinay Pande | 2016-02-02 |
| 9185138 | Method and apparatus for providing access to real time control protocol information for improved media quality control | Manjunath Bangalore, Parameswaran Kumarasamy | 2015-11-10 |
| 8971344 | Terminal capabilities set exchange between heterogeneous endpoints | Manjunath Bangalore, Kan Wu, Steven G. Fry, Parameswaran Kumarasamy | 2015-03-03 |
| 8874765 | Refreshing a session initiation protocol (SIP) session | Parameswaran Kumarasamy, Manjunath Bangalore | 2014-10-28 |
| 8848551 | Identify a secure end-to-end voice call | Michael Edric Tasker, Hosahalli Nanjappa Narendra, Parameswaran Kumarasamy, Sandeep Kohli | 2014-09-30 |
| 8687624 | Apparatus and method to handle dynamic payloads in a heterogeneous network | Parameswaran Kumarasamy | 2014-04-01 |
| 8571198 | Handling redirect calls | Parameswaran Kumarasamy, Sandeep Kohli, Vinay Pande | 2013-10-29 |
| 8539065 | Method and apparatus for providing access to real time control protocol information for improved media quality control | Manjunath Bangalore, Parameswaran Kumarasamy | 2013-09-17 |
| 8493965 | H.323 to SIP interworking for call transfers | Parameswaran Kumarasamy, Jayesh Chokshi, Anantha Seetharaman | 2013-07-23 |
| 8472453 | Terminal capabilities set exchange between heterogeneous endpoints | Manjunath Bangalore, Kan Wu, Steven G. Fry, Parameswaran Kumarasamy | 2013-06-25 |
| 8351355 | H.323 to SIP interworking for call forward/redirection | Parameswaran Kumarasamy, Jayesh Chokshi, Anantha Seetharaman, Shyam Patnam | 2013-01-08 |
| 8223748 | Enhanced refresh in SIP network | Manjunath Bangalore, Parameswaran Kumarasamy | 2012-07-17 |
| 8036215 | Refreshing a session initiation protocol (SIP) session | Parameswaran Kumarasamy, Manjunath Bangalore | 2011-10-11 |
| 7852783 | Identify a secure end-to-end voice call | Michael Edric Tasker, Hosahalli Nanjappa Narendra, Parameswaran Kumarasamy, Sandeep Kohli | 2010-12-14 |
| 7787373 | Method and apparatus for providing secure blast calls | Vijay Kannan, Parameswaran Kumarasamy | 2010-08-31 |
| 7529233 | Interworking progress indicator in SIP-PSTN network | Parameswaran Kumarasamy, Manjunath Bangalore, Sanjay Sinha | 2009-05-05 |