| 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 |