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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for digital rights management
Patent number
9,886,687
Issue date
Feb 6, 2018
International Business Machines Corporation
Ya Bin Dang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for digital rights management
Patent number
9,858,561
Issue date
Jan 2, 2018
International Business Machines Corporation
Ya Bin Dang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Deploying a cluster
Patent number
9,626,172
Issue date
Apr 18, 2017
International Business Machines Corporation
Yan Yan Hu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for processing session initiation protocol messages
Patent number
8,855,135
Issue date
Oct 7, 2014
International Business Machines Corporation
Zhi Yong Liang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for dynamically determining connection establi...
Patent number
8,683,047
Issue date
Mar 25, 2014
International Business Machines Corporation
Zhu Han
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for improving SIP parse performance
Patent number
8,589,567
Issue date
Nov 19, 2013
International Business Machines Corporation
Zhi Yong Liang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Processing SIP messages based on multiple cores
Patent number
8,516,126
Issue date
Aug 20, 2013
International Business Machines Corporation
Zhi Guo Gao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Content distributing method, apparatus and system
Patent number
8,452,008
Issue date
May 28, 2013
International Business Machines Corporation
Ya Bin Dang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for improving SIP parse performance
Patent number
8,412,830
Issue date
Apr 2, 2013
International Business Machines Corporation
Zhi Yong Liang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Parsing a markup language document
Patent number
8,250,464
Issue date
Aug 21, 2012
International Business Machines Corporation
Ya Bin Dang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Processing multi-key content
Patent number
8,139,769
Issue date
Mar 20, 2012
International Business Machines Corporation
Jian Zhang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for improving SIP server performance
Patent number
7,933,284
Issue date
Apr 26, 2011
International Business Machines Corporation
Zhi Yong Liang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Generating and verifying trusted digital time stamp
Patent number
7,890,765
Issue date
Feb 15, 2011
International Business Machines Corporation
Jian Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Embedding and detecting watermarks based on embedded positions in d...
Patent number
7,873,183
Issue date
Jan 18, 2011
International Business Machines Corporation
Yuan He
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Channel merging method for VOD system
Patent number
7,673,318
Issue date
Mar 2, 2010
International Business Machines Corporation
Yun Zhang Pei
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Tracing and identifying piracy in wireless digital rights managemen...
Patent number
7,653,940
Issue date
Jan 26, 2010
International Business Machines Corporation
Lin Luo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Processing multi-key content
Patent number
7,516,332
Issue date
Apr 7, 2009
International Business Machines Corporation
Jian Zhang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for generating hierarchical keys of digital as...
Patent number
7,421,081
Issue date
Sep 2, 2008
International Business Machines Corporation
Jian Zhang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Channel merging method for VOD system
Patent number
7,373,653
Issue date
May 13, 2008
International Business Machines Corporation
Yun Zhang Pei
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Peer to peer video on demand system selectively using client and se...
Patent number
7,325,073
Issue date
Jan 29, 2008
International Business Machines Corporation
Ling Shao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Key distribution in a conditional access system
Patent number
7,296,159
Issue date
Nov 13, 2007
International Business Machines Corporation
Jian Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Method and Apparatus for Digital Rights Management
Publication number
20160110527
Publication date
Apr 21, 2016
International Business Machines Corporation
Ya Bin Dang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DEPLOYING A CLUSTER
Publication number
20150120887
Publication date
Apr 30, 2015
International Business Machines Corporation
Yan Yan Hu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND APPARATUS FOR IMPROVING SIP PARSE PERFORMANCE
Publication number
20130007276
Publication date
Jan 3, 2013
International Business Machines Corporation
Zhi Yong Liang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR DIGITAL RIGHTS MANAGEMENT
Publication number
20130007894
Publication date
Jan 3, 2013
International Business Machines Corporation
Ya Bin Dang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System and Method For Enabling P2P Applications in a Wireless Mobil...
Publication number
20100115031
Publication date
May 6, 2010
International Business Machines Corporation
Yonghua Lin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
EMBEDDING AND DETECTING WATERMARKS
Publication number
20100104129
Publication date
Apr 29, 2010
International Business Machines Corporation
Yuan He
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PROCESSING SIP MESSAGES BASED ON MULTIPLE CORES
Publication number
20100077084
Publication date
Mar 25, 2010
Zhi Guo Gao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and Apparatus for Improving SIP Parse Performance
Publication number
20100070633
Publication date
Mar 18, 2010
Zhi Yong Liang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR DYNAMICALLY DETERMINING CONNECTION ESTABLI...
Publication number
20100017519
Publication date
Jan 21, 2010
Zhu Han
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Processing Multi-Key Content
Publication number
20090190763
Publication date
Jul 30, 2009
Jian Zhang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Pipeline Processing Method and Apparatus in a Multi-processor Envir...
Publication number
20090077561
Publication date
Mar 19, 2009
International Business Machines Corporation
Bo Feng
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PARSING A MARKUP LANGUAGE DOCUMENT
Publication number
20090006944
Publication date
Jan 1, 2009
International Business Machines Corporation
Ya Bin Dang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Generating and verifying trusted digital time stamp
Publication number
20080288779
Publication date
Nov 20, 2008
Jian Zhang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method and apparatus for improving SIP server performance
Publication number
20080253387
Publication date
Oct 16, 2008
International Business Machines Corporation
Zhi Yong Liang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM FOR PROCESSING SESSION INITIATION PROTOCOL MESSAGES
Publication number
20080232392
Publication date
Sep 25, 2008
International Business Machines Corporation
Zhi Yong Liang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHOD FOR PEER TO PEER VOD SYSTEM
Publication number
20080104643
Publication date
May 1, 2008
International Business Machines Corporation
Ling Shao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CHANNEL MERGING METHOD FOR VOD SYSTEM
Publication number
20080052748
Publication date
Feb 28, 2008
Yun Zhang Pei
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CONTENT DISTRIBUTING METHOD, APPARATUS AND SYSTEM
Publication number
20080031448
Publication date
Feb 7, 2008
International Business Machines Corporation
Ya Bin DANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and apparatus for digital rights management
Publication number
20080015888
Publication date
Jan 17, 2008
International Business Machines Corporation
Ya Bin Dang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method, system and computer program product for preventing illegal...
Publication number
20070078985
Publication date
Apr 5, 2007
Ling Shao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
EMBEDDING AND DETECTING WATERMARKS
Publication number
20070014429
Publication date
Jan 18, 2007
Yuan He
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System and method of seamless game world based on server/client
Publication number
20060258462
Publication date
Nov 16, 2006
Long Cheng
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Tracing and identifying piracy in wireless digital rights managemen...
Publication number
20060048237
Publication date
Mar 2, 2006
International Business Machines Corporation
Lin Luo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Generating and verifying trusted digital time stamp
Publication number
20050223231
Publication date
Oct 6, 2005
International Business Machines Corporation
Jian Zhang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Processing multi-key content
Publication number
20050209967
Publication date
Sep 22, 2005
International Business Machines Corporation
Jian Zhang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method and apparatus for generating hierarchical keys of digital as...
Publication number
20040215661
Publication date
Oct 28, 2004
International Business Machines Corporation
Jian Zhang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Channel merging method for VOD system
Publication number
20040172654
Publication date
Sep 2, 2004
International Business Machines Corporation
Yun Zhang Pei
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Key distribution in a conditional access system
Publication number
20040120529
Publication date
Jun 24, 2004
International Business Machines Corporation
Jian Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Demanding a video program by using demand short message
Publication number
20040111749
Publication date
Jun 10, 2004
International Business Machines Corporation
Jian Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Apparatus and method for peer to peer VOD system
Publication number
20040015995
Publication date
Jan 22, 2004
International Business Machines Corporation
Ling Shao
H04 - ELECTRIC COMMUNICATION TECHNIQUE