Inventor
TA THANH
US30 patents
⚠️ This page may combine multiple inventors who share the name “TA THANH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CONTENTGUARD HOLDINGS INC
17 patentsUS6931545B1Aug 16, 2005
Systems and methods for integrity certification and verification of content consumption environments
CONTENTGUARD HOLDINGS INC156 citations98
US7412605B2Aug 12, 2008
Method and apparatus for variable encryption of data
CONTENTGUARD HOLDINGS INC39 citations96
US7237125B2Jun 26, 2007
Method and apparatus for automatically deploying security components in a content distribution system
CONTENTGUARD HOLDINGS INC40 citations96
US7206941B2Apr 17, 2007
Method and apparatus for validating security components through a request for content
CONTENTGUARD HOLDINGS INC54 citations96
US7743259B2Jun 22, 2010
System and method for digital rights management using a standard rendering engine
CONTENTGUARD HOLDINGS INC23 citations92
US7720767B2May 18, 2010
Method and system to support dynamic rights and resources sharing
CONTENTGUARD HOLDINGS INC44 citations92
US7603319B2Oct 13, 2009
Method and apparatus for preserving customer identity in on-line transactions
CONTENTGUARD HOLDINGS INC8 citations92
US7359884B2Apr 15, 2008
Method and apparatus for processing usage rights expressions
CONTENTGUARD HOLDINGS INC16 citations92
US7299171B2Nov 20, 2007
Method and system for processing grammar-based legality expressions
CONTENTGUARD HOLDINGS INC25 citations92
US7152046B2Dec 19, 2006
Method and apparatus for tracking status of resource in a system for managing use of the resources
CONTENTGUARD HOLDINGS INC29 citations92
US6963858B2Nov 8, 2005
Method and apparatus for assigning consequential rights to documents and documents having such rights
CONTENTGUARD HOLDINGS INC33 citations92
US7774280B2Aug 10, 2010
System and method for managing transfer of rights using shared state variables
CONTENTGUARD HOLDINGS INC13 citations84
US7725401B2May 25, 2010
Method and apparatus for establishing usage rights for digital content to be created in the future
CONTENTGUARD HOLDINGS INC11 citations84
US7853531B2Dec 14, 2010
Method and apparatus for supporting multiple trust zones in a digital rights management system
CONTENTGUARD HOLDINGS INC17 citations83
US7913095B2Mar 22, 2011
Method and apparatus for providing a specific user interface in a system for managing content
CONTENTGUARD HOLDINGS INC5 citations74
US9336366B2May 10, 2016
Method and apparatus for identifying installed software and regulating access to content
CONTENTGUARD HOLDINGS INC2 citations73
US7974923B2Jul 5, 2011
Extensible rights expression processing system
CONTENTGUARD HOLDINGS INC0 citations48
RALEY MICHAEL
4 patentsUS8832852B2Sep 9, 2014
Method and apparatus for dynamic protection of static and dynamic content
RALEY MICHAEL7 citations83
US8914906B2Dec 16, 2014
Method and apparatus for identifying installed software and regulating access to content
RALEY MICHAEL3 citations73
US8555408B2Oct 8, 2013
Method and apparatus for providing a specific user interface in a system for managing content
RALEY MICHAEL1 citations62
US8489900B2Jul 16, 2013
Method and apparatus for providing a specific user interface in a system for managing content
RALEY MICHAEL1 citations62