| 10182318 |
Integration of enterprise voicemail in mobile systems |
Saurav Chatterjee, John Drewry, Josh Perfetto, Hermendra Rana |
2019-01-15 |
| 9319515 |
Call notification with rich caller identification |
Saurav Chatterjee, Josh Perfetto, Hemendra Rana, Ankur Shah |
2016-04-19 |
| 8942368 |
Call notification with rich caller identification |
Saurav Chatterjee, Josh Perfetto, Hemendra Rana, Ankur Shah |
2015-01-27 |
| 8925045 |
Electronic rendezvous-based two stage access control for private networks |
— |
2014-12-30 |
| 8767931 |
Provisioning in communications systems |
Josh Perfetto, Saurav Chatterjee, Lorraine Ling, Hemendra Rana, Mike White |
2014-07-01 |
| 8638910 |
Integration of enterprise voicemail in mobile systems |
Saurav Chatterjee, John Drewry, Josh Perfetto, Hemendra Rana |
2014-01-28 |
| 8503658 |
Call notification with rich caller identification |
Saurav Chatterjee, Josh Perfetto, Hemendra Rana, Ankur Shah |
2013-08-06 |
| 8325906 |
Class-based call request routing |
Tom Lichtenberg, Michael Rothrock, Steven Schramm, Ankur Shah |
2012-12-04 |
| 7889849 |
Mobile device conference calls via private branch exchange |
Saurav Chatterjee, Josh Perfetto, Hemendra Rana, Steven Schramm |
2011-02-15 |
| 7876888 |
Mobile device calls via private branch exchange |
Saurav Chatterjee, Josh Perfetto, Hemendra Rana |
2011-01-25 |
| 7822189 |
Searching multiple directories and generating a sorted integrated directory |
Hemendra Rana, Saurav Chatterjee, Steven Schramm |
2010-10-26 |
| 7787607 |
Mobile device calls via private branch exchange |
Saurav Chatterjee, Josh Perfetto, Hemendra Rana |
2010-08-31 |
| 7783310 |
Melting information on a client device |
Hemendra Rana, Saurav Chatterjee, Josh Perfetto, Steven Schramm, Ankur Shah |
2010-08-24 |
| 7742584 |
Mobile device calls via private branch exchange |
Saurav Chatterjee, Josh Perfetto, Hemendra Rana |
2010-06-22 |
| 7688953 |
Rate control in communications systems |
Saurav Chatterjee, Hemendra Rana, Steven Schramm |
2010-03-30 |
