Assignee

CRYSTALVOICE COMM

US·3 granted patents·187 citations·filing 2001–2003

Technology mixH04L3

Top patents by PatentIndex Score

3 records

0190US7206932B1Firewall-tolerant voice-over-internet-protocol (VoIP) emulating SSL or HTTP sessions embedding voice data in cookiesCRYSTALVOICE COMM·Filed 2003·Granted Apr 17, 2007·87 cites·15 claims
0287US6996626B1Continuous bandwidth assessment and feedback for voice-over-internet-protocol (VoIP) comparing packet's voice duration and arrival rateCRYSTALVOICE COMM·Filed 2002·Granted Feb 7, 2006·75 cites·14 claims
0376US6978383B2Null-packet transmission from inside a firewall to open a communication window for an outside transmitterCRYSTALVOICE COMM·Filed 2001·Granted Dec 20, 2005·25 cites·16 claims

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