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Patents Grants
last 30 patents
Information
Patent Grant
Method for augmenting a voice call
Patent number
9,237,239
Issue date
Jan 12, 2016
Genband US LLC
Dany Sylvain
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System architecture for linking packet-switched and circuit-switche...
Patent number
9,179,003
Issue date
Nov 3, 2015
Paltalk Holdings, Inc.
Frank J. Chu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for handling a multi-media call setup request
Patent number
8,737,968
Issue date
May 27, 2014
Telefonaktiebolaget LM Ericsson (publ)
Jan C. G. Hultkrantz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System architecture for linking packet-switched and circuit-switche...
Patent number
8,700,720
Issue date
Apr 15, 2014
Paltalk Holdings, Inc.
Frank J. Chu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System architecture for linking packet-switched and circuit-switche...
Patent number
8,078,680
Issue date
Dec 13, 2011
Paltalk Holdings, Inc.
Frank J. Chu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method to identify voice call continuity (VCC) subscriber
Patent number
8,073,447
Issue date
Dec 6, 2011
Research In Motion Limted
Adrian Buckley
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Integrated switch and switching method for simultaneously processin...
Patent number
8,014,385
Issue date
Sep 6, 2011
Electronics and Telecommunications Research Institute
Sung Soo Kang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Supporting mobile communications session in a combined communicatio...
Patent number
7,761,094
Issue date
Jul 20, 2010
ECI Telecom Ltd.
Shai Stein
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System architecture for linking packet-switched and circuit-switche...
Patent number
7,668,916
Issue date
Feb 23, 2010
Paltalk Holdings, Inc.
Frank J. Chu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for modifying a connection parameter
Patent number
7,551,734
Issue date
Jun 23, 2009
Nokia Corporation
Juha Räsänen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for packet and circuit telephony in a distributed...
Patent number
7,366,198
Issue date
Apr 29, 2008
Lucent Technologies, Inc.
Tina Lee Hinch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for manifesting alarms in a telecommunication net...
Patent number
7,289,435
Issue date
Oct 30, 2007
ECI Telecom Ltd.
Eitan Yehuda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of and apparatus for transmitting data at a time-variable da...
Patent number
7,212,544
Issue date
May 1, 2007
Alcatel
Wieslawa Wajda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for transmitting information to remote site using dynamic tr...
Patent number
7,020,265
Issue date
Mar 28, 2006
Chung-Nan Tien
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Devices, software and methods for generating aggregate comfort nois...
Patent number
7,012,901
Issue date
Mar 14, 2006
Cisco Systems, Inc.
Ramanathan Jagadeesan
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Portable communication device having function of automatically regi...
Patent number
6,915,125
Issue date
Jul 5, 2005
NEC Corporation
Takehiko Kuita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Voice over internet protocol call fallback for quality of service d...
Patent number
6,868,080
Issue date
Mar 15, 2005
Cisco Technology, Inc.
Ilya Umansky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for off-hook management of plural subscriber p...
Patent number
6,853,725
Issue date
Feb 8, 2005
Hubbell Incorporated
Dmitry Levitan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telecommunications network congestion
Patent number
6,775,234
Issue date
Aug 10, 2004
Telefonaktiebolaget LM Ericsson (publ)
Miguel-Angel Garcia-Martin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for communicating data between first and secon...
Patent number
6,751,232
Issue date
Jun 15, 2004
Nortel Networks Limited
Douglas Harold Patterson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication system and communication method
Patent number
6,747,992
Issue date
Jun 8, 2004
Mitsubishi Denki Kabushiki Kaisha
Wataru Matsumoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital key telephone system and extension terminal device thereof
Patent number
6,633,631
Issue date
Oct 14, 2003
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
PSTN fallback using dial on demand routing scheme
Patent number
6,542,499
Issue date
Apr 1, 2003
Cisco Technology, Inc.
James Murphy
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of transmitting data on an ISDN subscriber line, as well as...
Patent number
6,526,067
Issue date
Feb 25, 2003
Alcatel
Waldemar Weiss
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital key telephone system and extension terminal device thereof
Patent number
6,496,576
Issue date
Dec 17, 2002
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Voice-and-fax-over IP dialing plan
Patent number
6,463,053
Issue date
Oct 8, 2002
Nortel Networks Limited
Xiao L. Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital key telephone system and extension terminal device thereof
Patent number
6,456,705
Issue date
Sep 24, 2002
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital key telephone system and extension terminal device thereof
Patent number
6,408,060
Issue date
Jun 18, 2002
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for multiple logical channel information deliv...
Patent number
6,389,120
Issue date
May 14, 2002
Lucent Technologies Inc.
Stuart Mandel Garland
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital key telephone system and extension terminal device thereof
Patent number
6,377,671
Issue date
Apr 23, 2002
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
SYSTEM ARCHITECTURE FOR LINKING PACKET-SWITCHED AND CIRCUIT-SWITCHE...
Publication number
20140219138
Publication date
Aug 7, 2014
PALTALK HOLDINGS, INC.
Frank J. Chu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Circuit-Switched and Multimedia Subsystem Voice Continuity with Bea...
Publication number
20130022039
Publication date
Jan 24, 2013
Research in Motion Limited
Kaniz Mahdi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM ARCHITECTURE FOR LINKING PACKET-SWITCHED AND CIRCUIT-SWITCHE...
Publication number
20120176943
Publication date
Jul 12, 2012
Frank J. Chu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method And System For Handling A Multi-Media Call Setup Request
Publication number
20120075406
Publication date
Mar 29, 2012
Jan Hultkrantz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR AUGMENTING A VOICE CALL
Publication number
20120045046
Publication date
Feb 23, 2012
Dany Sylvain
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System architecture for linking packet-switched and circuit-switche...
Publication number
20100189018
Publication date
Jul 29, 2010
Frank J. Chu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Integrated switch and switching method for simultaneously processin...
Publication number
20090147776
Publication date
Jun 11, 2009
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Sung Soo Kang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and System for Operating Ultra Wideband Network in the Prese...
Publication number
20080225790
Publication date
Sep 18, 2008
Yefim Kupershmidt
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System and Method to Identify Voice Call Continuity (VCC) Subscriber
Publication number
20080186953
Publication date
Aug 7, 2008
Research in Motion Limited
Adrian Buckley
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Supporting Mobile Communications Session in a Combined Communicatio...
Publication number
20070259660
Publication date
Nov 8, 2007
ECI TELECOM LTD.
Shai Stein
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Circuit-switched and multimedia subsystem voice continuity with bea...
Publication number
20070041367
Publication date
Feb 22, 2007
Nortel Networks Limited
Kaniz Mahdi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Service-specific treatment of a call request in terms of the called...
Publication number
20060222171
Publication date
Oct 5, 2006
Siemens AG
Fritz-Heinrich Dieckhoner
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for realizing transmitting quasi-together the voice service...
Publication number
20060171422
Publication date
Aug 3, 2006
Yuhong Xue
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for dynamic channel allocation
Publication number
20050101266
Publication date
May 12, 2005
Dietmar Jurschik
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Service-specific treatment of a call request in terms of the called...
Publication number
20040179675
Publication date
Sep 16, 2004
Fritz-Heinrich Dieckhoner
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and system for packet and circuit telephone in a distributed...
Publication number
20040174861
Publication date
Sep 9, 2004
Tina Lee Hinch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and system for modifying a connection parameter
Publication number
20040028037
Publication date
Feb 12, 2004
Juha Rasanen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for transmitting information to remote site using dynamic tr...
Publication number
20030229680
Publication date
Dec 11, 2003
Chung-Nan Tien
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Portable communication device having function of automatically regi...
Publication number
20030139171
Publication date
Jul 24, 2003
Takehiko Kuita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ISDN monitoring
Publication number
20030039265
Publication date
Feb 27, 2003
Martti Yrjana
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for manifesting alarms in a telecommunication network
Publication number
20020191648
Publication date
Dec 19, 2002
Eitan Yehuda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and apparatus for off-hook management of plural subscriber p...
Publication number
20020176568
Publication date
Nov 28, 2002
Dmitry Levitan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method of and apparatus for transmitting data at a time-variable da...
Publication number
20020167968
Publication date
Nov 14, 2002
ALCATEL
Wieslawa Wajda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Devices, software and methods for generating aggregate comfort nois...
Publication number
20020118650
Publication date
Aug 29, 2002
Ramanathan Jagadeesan
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
System architecture for linking packet-switched and circuit-switche...
Publication number
20020107923
Publication date
Aug 8, 2002
Frank J. Chu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Digital key telephone system and extension terminal device thereof
Publication number
20010028708
Publication date
Oct 11, 2001
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Digital key telephone system and extension terminal device thereof
Publication number
20010026611
Publication date
Oct 4, 2001
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Digital key telephone system and extension terminal device thereof
Publication number
20010024493
Publication date
Sep 27, 2001
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Digital key telephone system and extension terminal device thereof
Publication number
20010024494
Publication date
Sep 27, 2001
Kabushiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Digital key telephone system and extension terminal device thereof
Publication number
20010024492
Publication date
Sep 27, 2001
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE