Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8565384 | Systems, methods, and media for connecting emergency communications | Wonsang Song, Jong Yul Kim | 2013-10-22 |
| 8522344 | Theft of service architectural integrity validation tools for session initiation protocol (SIP)-based systems | Gaston S. Ormazabal, Sarvesh Nagpal | 2013-08-27 |
| 8401154 | Emergency text communications | Piotr Boni, Michael Armstrong, Wonsang Song, Jong Yul Kim | 2013-03-19 |
| 8306016 | Signaling method for Internet telephony | Jonathan Rosenberg | 2012-11-06 |
| 8302186 | System and method for testing network firewall for denial-of-service (DOS) detection and prevention in signaling channel | Gaston S. Ormazabal, Sarvesh Nagpal, Eilon Yardeni | 2012-10-30 |
| 8271660 | Network telephony appliance and system for inter/intranet telephony | Jianqi Yin | 2012-09-18 |
| 8238343 | Method and apparatus of performing tunnel signaling over IP tunneling path | Sung-hyuck Lee, Jong Ho Bang, Charles Shen | 2012-08-07 |
| 8166102 | Signaling method for internet telephony | Jonathan Rosenberg | 2012-04-24 |
| 8027251 | Systems and methods for implementing protocol-aware network firewall | Gaston S. Ormazabal, Eilon Yardeni, Jonathan Lennox | 2011-09-27 |
| 7636336 | Methods and systems for reducing MAC layer handoff latency in wireless networks | Andrea G. Forte, Sangho Shin, Anshuman S. Rawat | 2009-12-22 |
| 7610384 | Network telephony appliance and system for inter/intranet telephony | Jianqi Yin | 2009-10-27 |
| 7319689 | Method for handling the simultaneous mobility of mobile hosts in infrastructure-based networks | Ashutosh Dutta, Kuok-Shoong Daniel Wong, Kenneth P. Young | 2008-01-15 |
| 7296091 | System and method for receiving over a network a broadcast from a broadcast source | Ashutosh Dutta, Yechiam Yemini | 2007-11-13 |
| 7266091 | System and method for conferencing in inter/intranet telephony | Kundan Singh, Gautam Nair | 2007-09-04 |
| 7257201 | System and method for unified messaging in inter/intranet telephony | Kundan Singh | 2007-08-14 |
| 6970909 | Multi-protocol data communication system supporting wireless telephony and content delivery | — | 2005-11-29 |
| 6937597 | Signaling method for internet telephony | Jonathan Rosenberg | 2005-08-30 |
| 6771644 | Program insertion in real time IP multicast | John T. Brassil, Sukesh Garg | 2004-08-03 |
| 6538416 | Border gateway reservation protocol for tree-based aggregation of inter-domain reservations | Ellen L. Hahne, Ping Pan | 2003-03-25 |
| 6446108 | Method for wide area network service location | Jonathan Rosenberg, Bernhard Suter | 2002-09-03 |
| 5509074 | Method of protecting electronically published materials using cryptographic protocols | Abhijit Choudhury, Nicholas F. Maxemchuk, Sanjoy Paul | 1996-04-16 |