TT

Thanh Ta

CH Contentguard Holdings: 42 patents #4 of 45Top 9%
Overall (All Time): #73,769 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 1–25 of 42 patents

Patent #TitleCo-InventorsDate
9336366 Method and apparatus for identifying installed software and regulating access to content Michael Raley, Daniel Chen, Hsi-Cheng Wu 2016-05-10
8914906 Method and apparatus for identifying installed software and regulating access to content Michael Raley, Daniel Chen, Hsi-Cheng Wu 2014-12-16
8869293 Method and apparatus for hierarchical assignment of rights to documents and documents having such rights Xin Wang, Aram Nahidipour, Michael Raley, Guillermo Lao, Bijan Tadayon 2014-10-21
8862517 Digital rights management of content when content is a future live event Tushar N. Padhye, M.S. Roopa, C.V. Joshi, Basavaraj B. H., Arun Ray +8 more 2014-10-14
8832852 Method and apparatus for dynamic protection of static and dynamic content Michael Raley, Daniel Chen, Hsi-Cheng Wu 2014-09-09
8555408 Method and apparatus for providing a specific user interface in a system for managing content Michael Raley, Daniel Chen, Hsi-Cheng Wu 2013-10-08
8489900 Method and apparatus for providing a specific user interface in a system for managing content Michael Raley, Daniel Chen, Hsi-Cheng Wu 2013-07-16
8468098 Method and system for subscription digital rights management Guillermo Lao 2013-06-18
8442916 Digital rights management of content when content is a future live event Guillermo Lao 2013-05-14
8412644 Method and apparatus for establishing usage rights for digital content to be created in the future Michael Raley, Edgardo Valenzuela, Bijan Tadayon, Aram Nahidipour, Xin Wang +1 more 2013-04-02
8275709 Digital rights management of content when content is a future live event Xin Wang, Tushar N. Padhye, M.S. Roopa, C.V. Joshi, Basavaraj B. H. +8 more 2012-09-25
8225414 Method and apparatus for identifying installed software and regulating access to content Michael Raley, Daniel Chen, Hsi-Cheng Wu 2012-07-17
8099364 Digital rights management of content when content is a future live event Tushar N. Padhye, M.S. Roopa, C.V. Joshi, B. H. Basavaraj, Arun Ray +8 more 2012-01-17
8078542 System and method for managing transfer of rights using shared state variables Mai Nguyen, Xin Wang, Guillermo Lao, Eddie Chen 2011-12-13
7974923 Extensible rights expression processing system Joseph Z. Fung, Robert Chancellor, Thomas DeMartini, Mai Nguyen, Vincent Tieu +2 more 2011-07-05
7913095 Method and apparatus for providing a specific user interface in a system for managing content Michael Raley, Daniel Chen, Hsi-Cheng Wu 2011-03-22
7853531 Method and apparatus for supporting multiple trust zones in a digital rights management system Guillermo Lao, Xin Wang, Joseph Z. Fung 2010-12-14
7774280 System and method for managing transfer of rights using shared state variables Mai Nguyen, Xin Wang, Guillermo Lao, Eddie Chen 2010-08-10
7743259 System and method for digital rights management using a standard rendering engine Michael Raley, Daniel Chen, Hsi-Cheng Wu 2010-06-22
7725401 Method and apparatus for establishing usage rights for digital content to be created in the future Michael Raley, Edgardo Valenzuela, Bijan Tadayon, Aram Nahidipour, Xin Wang +1 more 2010-05-25
7720767 Method and system to support dynamic rights and resources sharing Mai Nguyen, Eddie Chen, Xin Wang, Thomas DeMartini 2010-05-18
7603319 Method and apparatus for preserving customer identity in on-line transactions Michael Raley, Daniel Chen, Hsi-Cheng Wu 2009-10-13
7412605 Method and apparatus for variable encryption of data Michael Raley, Daniel Chen, Hsi-Cheng Wu 2008-08-12
7359884 Method and apparatus for processing usage rights expressions Guillermo Lao, Xin Wang, Michael Raley, Charles Gilliam, Manuel Ham +1 more 2008-04-15
7299171 Method and system for processing grammar-based legality expressions Eddie Chen, Guillermo Lao, Edgardo Valenzuela 2007-11-20