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Gisli Hjalmtysson
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Chester County, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Recovery method for an optical network
Patent number
8,139,478
Issue date
Mar 20, 2012
AT&T Intellectual Property II, L.P.
Albert Gordon Greenberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Control of optical connections in an optical network
Patent number
7,920,484
Issue date
Apr 5, 2011
AT&T Intellectual Property II, L.P.
Sid Chaudhuri
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for routing information over optical and elect...
Patent number
7,796,580
Issue date
Sep 14, 2010
AT&T Intellectual Property II, L.P.
Albert Gordon Greenberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Control of optical connections in an optical network
Patent number
7,742,395
Issue date
Jun 22, 2010
AT&T Intellectual Property II, L.P.
Sid Chaudhuri
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System, method and apparatus for network service load and reliabili...
Patent number
7,467,225
Issue date
Dec 16, 2008
AT&T Corp.
Nikolaos Anerousis
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Control of optical connections in an optical network
Patent number
7,039,009
Issue date
May 2, 2006
AT&T Corp.
Sid Chaudhuri
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Control of optical connections in an optical network
Patent number
7,031,299
Issue date
Apr 18, 2006
AT&T Corp.
Sid Chaudhuri
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Smart routers-simple optics: network architecture for IP over WDM
Patent number
6,970,451
Issue date
Nov 29, 2005
AT&T Corp.
Albert Gordon Greenberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for routing of best-effort and quality of serv...
Patent number
6,785,260
Issue date
Aug 31, 2004
AT&T Corp.
Pawan Goyal
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System, method and apparatus for network service load and reliabili...
Patent number
6,760,775
Issue date
Jul 6, 2004
AT&T Corp.
Nikolaos Anerousis
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Architecture for lightweight signaling in ATM networks
Patent number
6,556,577
Issue date
Apr 29, 2003
AT&T Corp.
Gisli Hjalmtysson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for providing telephony over a computer network
Patent number
6,493,325
Issue date
Dec 10, 2002
AT&T Corp.
Gisli Hjálmtysson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for providing quality of service using the int...
Patent number
6,466,985
Issue date
Oct 15, 2002
AT&T Corp.
Pawan Goyal
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Messaging system with application-defined states
Patent number
6,442,546
Issue date
Aug 27, 2002
AT&T Corp.
Alexandros Biliris
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Declarative message addressing
Patent number
6,438,608
Issue date
Aug 20, 2002
AT&T Corp.
Alexandros Biliris
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Network-independent communications system
Patent number
6,400,816
Issue date
Jun 4, 2002
AT&T Corp.
Gisli Hjalmtysson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for frame peeking
Patent number
6,392,996
Issue date
May 21, 2002
AT&T Corp.
Gisli Hjalmtysson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for communicating messages of varying protocol...
Patent number
6,292,823
Issue date
Sep 18, 2001
AT&T Corp.
Gisli Hjalmtysson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Architecture for lightweight signaling in ATM networks
Patent number
6,243,387
Issue date
Jun 5, 2001
AT&T Corp.
Gisli Hjalmtysson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Declarative message addressing
Patent number
6,212,552
Issue date
Apr 3, 2001
AT&T Corp.
Alexandros Biliris
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Architecture for lightweight signaling in ATM networks
Patent number
6,128,305
Issue date
Oct 3, 2000
AT&T Corp.
Gisli Hjalmtysson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for providing network subscriber services
Patent number
6,125,389
Issue date
Sep 26, 2000
AT&T Corporation
Gisli Hjalmtysson
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Sender-paid electronic messaging
Patent number
6,047,272
Issue date
Apr 4, 2000
AT&T Corp.
Alexandros Biliris
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
System, method and apparatus for network service load and reliabili...
Publication number
20040210670
Publication date
Oct 21, 2004
Nikolaos Anerousis
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
EVENT-BASED MESSAGING
Publication number
20020059380
Publication date
May 16, 2002
ALEXANDROS BILIRIS
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Recovery method for an optical network
Publication number
20020035640
Publication date
Mar 21, 2002
Albert Gordon Greenberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Control of optical connections in an optical network
Publication number
20020030864
Publication date
Mar 14, 2002
Sid Chaudhuri
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Control of optical connections in an optical network
Publication number
20020018269
Publication date
Feb 14, 2002
Sid Chaudhuri
H04 - ELECTRIC COMMUNICATION TECHNIQUE