Inventor · disambiguated record
Debra C. Kirchhoff
Also filed as: KIRCHHOFF DEBRA C
7 granted patents·173 citations·filing 2001–2011
86Inventor score
Technology areasH04L
Top patents by PatentIndex Score
7 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
- 0282US7369537B1Adaptive Voice-over-Internet-Protocol (VoIP) testing and selecting transport including 3-way proxy, client-to-client, UDP, TCP, SSL, and recipient-connect methodsGLOBAL IP SOLUTIONS INC·Filed 2003·Granted May 6, 2008·48 cites·4 claims
- 0377US8713302B1Firewall-tolerant voice-over-internet-protocol (VoIP) emulating SSL or HTTP sessions embedding voice data in cookiesKIRCHHOFF DEBRA C·Filed 2011·Granted Apr 29, 2014·5 cites·20 claims
- 0476US6978383B2Null-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
- 0572US8079072B2Null-packet transmission from inside a firewall to open a communication window for an outside transmitterBOYLE STEVEN C·Filed 2005·Granted Dec 13, 2011·6 cites·16 claims
- 0662US7941841B2Firewall-tolerant voice-over-internet-protocol (VoIP) emulating SSL or HTTP sessions embedding voice data in cookiesKIRCHHOFF DEBRA C·Filed 2007·Granted May 10, 2011·2 cites·3 claims
- 0745US8769659B2Null-packet transmission from inside a firewall to open a communication window for an outside transmitterBOYLE STEVEN C·Filed 2011·Granted Jul 1, 2014·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →