Inventor
NGUYEN MAI
US16 patents
⚠️ This page may combine multiple inventors who share the name “NGUYEN MAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CONTENTGUARD HOLDINGS INC
7 patentsUS7085741B2Aug 1, 2006
Method and apparatus for managing digital content usage rights
CONTENTGUARD HOLDINGS INC141 citations94
US7720767B2May 18, 2010
Method and system to support dynamic rights and resources sharing
CONTENTGUARD HOLDINGS INC44 citations92
US7177843B2Feb 13, 2007
Rights expression system
CONTENTGUARD HOLDINGS INC47 citations91
US7558759B2Jul 7, 2009
Systems and methods for creating, manipulating and processing rights and contract expressions using tokenized templates
CONTENTGUARD HOLDINGS INC32 citations90
US8001053B2Aug 16, 2011
System and method for rights offering and granting using shared state variables
CONTENTGUARD HOLDINGS INC17 citations84
US7774280B2Aug 10, 2010
System and method for managing transfer of rights using shared state variables
CONTENTGUARD HOLDINGS INC13 citations84
US7974923B2Jul 5, 2011
Extensible rights expression processing system
CONTENTGUARD HOLDINGS INC0 citations48