| 10237414 |
Methods, systems, and products for voice-over internet protocol calls |
Douglas M. Nortz, Kadangode K. Ramakrishnan, Charles Robert Kalmanek, Jr., Partho Mishra |
2019-03-19 |
| 9942411 |
Methods, systems, and products for voice-over internet protocol calls |
Douglas M. Nortz, Kadangode K. Ramakrishnan, Charles Robert Kalmanek, Jr., Partho Mishra |
2018-04-10 |
| 9762739 |
Methods, systems, and products for voice-over internet protocol calls |
Douglas M. Nortz, Kadangode K. Ramakrishnan, Charles Robert Kalmanek, Jr., Partho Mishra |
2017-09-12 |
| 9277058 |
Methods, systems, and products for voice-over internet protocol calls |
Douglas M. Nortz, Kadangode K. Ramakrishnan, Charles Robert Kalmanek, Jr., Partho Mishra |
2016-03-01 |
| 9112923 |
Method for performing lawfully-authorized electronic surveillance |
Charles Robert Kalmanek, Jr., Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan |
2015-08-18 |
| 8873547 |
Method for performing gate coordination on a per-call basis |
Charles Robert Kalmanek, Jr., Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan |
2014-10-28 |
| 8284911 |
Method for call forwarding without hairpinning and with split billing |
Charles Robert Kalmanek, Jr., Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan |
2012-10-09 |
| 8249059 |
Method for performing gate coordination on a per-call basis |
Charles Robert Kalmanek, Jr., Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan |
2012-08-21 |
| 8107479 |
Method and system for telephony and high-speed data access on a broadband access network |
Steven Michael Bellovin, Joseph Henry Condon, Richard Vandervoort Cox, Alexander Gibson Fraser, Charles Robert Kalmanek, Jr. +5 more |
2012-01-31 |
| 7920542 |
Method and apparatus for providing secure voice/multimedia communications over internet protocol |
Harbir S. Brar, Koan S. Chong, Kevin B. Kealy, Israel Rosencrantz, Rachel Rosencrantz +1 more |
2011-04-05 |
| 7778240 |
Method for performing gate coordination on a per-call basis |
Charles Robert Kalmanek, Jr., Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan |
2010-08-17 |
| 7742467 |
Method for performing segmented resource reservation |
Charles Robert Kalmanek, Jr., Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan |
2010-06-22 |
| 7711098 |
Method for call forwarding without hairpinning and with split billing |
Charles Robert Kalmanek, Jr., Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan |
2010-05-04 |
| 7492886 |
Method for allocating network resources |
Charles Robert Kalmanek, Jr., Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan |
2009-02-17 |
| 7305081 |
Method for exchanging signaling messages in two phases |
Charles Robert Kalmanek, Jr., Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan |
2007-12-04 |
| 7289490 |
Method for performing gate coordination on a per-call basis |
Charles Robert Kalmanek, Jr., Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan |
2007-10-30 |
| 7274662 |
Method for performing segmented resource reservation |
Charles Robert Kalmanek, Jr., Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan |
2007-09-25 |
| 7245610 |
Method for performing gate coordination on a per-call basis |
Charles Robert Kalmanek, Jr., Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan |
2007-07-17 |
| 7206397 |
Method for allocating network resources |
Charles Robert Kalmanek, Jr., Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan |
2007-04-17 |
| 7151772 |
Method for performing lawfully-authorized electronic surveillance |
Charles Robert Kalmanek, Jr., Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan |
2006-12-19 |
| 7035410 |
Method and apparatus for enhanced security in a broadband telephony network |
William A. Aiello, Steven Michael Bellovin, Charles Robert Kalmanek, Jr., Aviel D. Rubin |
2006-04-25 |
| 7027581 |
Method for exchanging signaling messages in two phases |
Charles Robert Kalmanek, Jr., Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan |
2006-04-11 |
| 6983040 |
Method for call forwarding without hairpinning and with split billing |
Charles Robert Kalmanek Jr., Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan |
2006-01-03 |
| 6915421 |
Method for establishing call state information without maintaining state information at gate controllers |
Charles Robert Kalmanek Jr., Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan |
2005-07-05 |
| 6870845 |
Method for providing privacy by network address translation |
Steven Michael Bellovin, Charles Robert Kalmanek, Jr., Partho Mishra, Douglas M. Nortz, Kadangode K. Ramakrishnan |
2005-03-22 |