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Debra C. Kirchhoff
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Santa Barbara, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Null-packet transmission from inside a firewall to open a communica...
Patent number
8,769,659
Issue date
Jul 1, 2014
Google Inc.
Steven C. Boyle
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Firewall-tolerant voice-over-internet-protocol (VoIP) emulating SSL...
Patent number
8,713,302
Issue date
Apr 29, 2014
Google Inc.
Debra C. Kirchhoff
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Null-packet transmission from inside a firewall to open a communica...
Patent number
8,079,072
Issue date
Dec 13, 2011
Google Inc.
Steven C. Boyle
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Firewall-tolerant voice-over-internet-protocol (VoIP) emulating SSL...
Patent number
7,941,841
Issue date
May 10, 2011
Debra C. Kirchhoff
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Adaptive Voice-over-Internet-Protocol (VoIP) testing and selecting...
Patent number
7,369,537
Issue date
May 6, 2008
Global IP Solutions, Inc.
Debra C. Kirchhoff
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Firewall-tolerant voice-over-internet-protocol (VoIP) emulating SSL...
Patent number
7,206,932
Issue date
Apr 17, 2007
CrystalVoice Communications
Debra C. Kirchhoff
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Null-packet transmission from inside a firewall to open a communica...
Patent number
6,978,383
Issue date
Dec 20, 2005
Crystal Voice Communications
Steven C. Boyle
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
NULL-PACKET TRANSMISSION FROM INSIDE A FIREWALL TO OPEN A COMMUNICA...
Publication number
20110314535
Publication date
Dec 22, 2011
Steven C. BOYLE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Firewall-tolerant voice-over-internet-protocol (VoIP) emulating SSL...
Publication number
20070250702
Publication date
Oct 25, 2007
Debra C. Kirchhoff
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Null-packet transmission from inside a firewall to open a communica...
Publication number
20050235349
Publication date
Oct 20, 2005
Steven C. Boyle
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Null-packet transmission from inside a firewall to open a communica...
Publication number
20030018912
Publication date
Jan 23, 2003
Steven C. Boyle
H04 - ELECTRIC COMMUNICATION TECHNIQUE