MS

Mark J. Stefik

CH Contentguard Holdings: 13 patents #1 of 16Top 7%
Xerox: 1 patents #264 of 811Top 35%
📍 Portola Valley, CA: #2 of 84 inventorsTop 3%
🗺 California: #60 of 26,868 inventorsTop 1%
Overall (2005): #420 of 245,428Top 1%
14
Patents 2005

Issued Patents 2005

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
6970259 Systems and methods for forgery detection and deterrence of printed documents Teresa F. Lunt, Matthew Franklin, David L. Hecht, Thomas A. Berson, R. Drew Dean +6 more 2005-11-29
6963859 Content rendering repository Peter L. T. Pirolli 2005-11-08
6959290 Method and apparatus for tracking states of digital works Peter L. T. Pirolli 2005-10-25
6957194 Method for printing digital works Peter L. T. Pirolli 2005-10-18
6957193 Repository with security class and method for use thereof Peter L. T. Pirolli 2005-10-18
6944600 System for controlling the distribution and use of digital works using digital tickets Peter L. T. Pirolli 2005-09-13
6934693 System for controlling the distribution and use of digital works Peter L. T. Pirolli 2005-08-23
6928419 Method and apparatus for repackaging portions of digital works as new digital works Peter L. T. Pirolli 2005-08-09
6925448 Usage rights grammar and digital works having usage rights created with the grammar Peter L. T. Pirolli 2005-08-02
6920436 Digital work structure Peter L. T. Pirolli 2005-07-19
6910022 Usage rights grammar and digital works having usage rights created with the grammar Peter L. T. Pirolli 2005-06-21
6898576 Method and apparatus for executing code in accordance with usage rights Peter L. T. Pirolli 2005-05-24
6895392 Usage rights grammar and digital works having usage rights created with the grammar Peter L. T. Pirolli 2005-05-17
6865551 Removable content repositories Peter L. T. Pirolli 2005-03-08