1
Mark J Stefik, Ralph C Merkle, Peter L T Pirolli: System for controlling the distribution and use of digital works having a fee reporting mechanism. Xerox Corporation, Richard B Domingo, May 27, 1997: US05634012 (828 worldwide citation)

A fee accounting mechanism for reporting fees associated with the distribution and use of digital works. Usage rights and fees are attached to digital works. The usage rights define how the digital work may be used or further distributed. Usage fees are specified as part of a usage right. The digita ...


2
Mark J Stefik, Daniel G Bobrow, Peter L T Pirolli: System for controlling the distribution and use of composite digital works. Xerox Corporation, Richard B Domingo, June 10, 1997: US05638443 (787 worldwide citation)

A system for controlling use and distribution of composite digital works. A digital work is comprised of a description part and a content part. The description part contains control information for the composite digital work. The content part stores the actual digital data comprising the composite d ...


3
Mark J Stefik, Peter L T Pirolli: System for controlling the distribution and use of digital works using digital tickets. Contentguard Holdings, Xerox Corporation, Marc S Kaufman, Nixon Peabody, May 22, 2001: US06236971 (422 worldwide citation)

A system for controlling the distribution and use of digital works using digital tickets. In the present invention, a “digital ticket” is used to entitle the ticket holder to exercise some usage right with respect to a digital work. Usage rights are used to define how a digital work may be used or d ...


4
Ed H Chi, Peter L T Pirolli, James E Pitkow, Rich Gossweller, Jock D Mackinlay, Stuart K Card: Usage based methods of traversing and displaying generalized graph structures. Xerox Corporation, Fliesler Dubb Meyer & Lovejoy, January 21, 2003: US06509898 (134 worldwide citation)

A method for generating a tree structure representation of a generalized graph structure for display includes the more important links in the representation. Usage parameters are referenced in generating the tree structure from the generalized graph structure. Frequency, recency, spacing of accesses ...


5
Mark J Stefik, Peter L T Pirolli: System for controlling the distribution and use of digital works using digital tickets. ContentGuard, Marc S Kaufman Esq, Nixon Peabody, March 30, 2004: US06714921 (95 worldwide citation)

A system for controlling the distribution and use of digital works using digital tickets. In the present invention, a “digital ticket” is used to entitle the ticket holder to exercise some usage right with respect to a digital work. Usage rights are used to define how a digital work may be used or d ...


6
James E Pitkow, Peter L T Pirolli, Ed H Chi, Stuart K Card, Jock D Mackinlay, Rich Gossweller: Methods for visualizing transformations among related series of graphs. Xerox Corporation, Fliesler Dubb Meyer & Lovejoy, April 9, 2002: US06369819 (68 worldwide citation)

A method for displaying in a coherent manner the changes over time of a web site's structure, usage, and content is disclosed. Time tubes are generated by a method of displaying a related series of graphs. Time tubes illustrate changes in a graph that undergoes one or more transformations from ...


7
Mark J Stefik, Peter L T Pirolli: Method and system for conducting transactions between repositories using a repository transaction protocol. ContentGuard Holdings, Marc S Kaufman, Nixon Peabody, May 9, 2006: US07043453 (62 worldwide citation)

A method and apparatus for establishing a secure communications channel between a first repository and a second repository using a repository transaction protocol. A registration identifier and registration message including an identification certificate, and an identifier of a master repository tha ...


8
Mark J Stefik, Peter L T Pirolli: System for controlling the distribution and use of digital works using digital tickets. ContentGuard Holdings, Marc S Kaufman, Nixon Peabody, March 16, 2004: US06708157 (53 worldwide citation)

A system for controlling the distribution and use of digital works using digital tickets. In the present invention, a “digital ticket” is used to entitle the ticket holder to exercise some usage right with respect to a digital work. Usage rights are used to define how a digital work may be used or d ...


9
Peter L T Pirolli, James E Pitkow, Ed H Chi, Stuart K Card, Jock D Mackinlay, Rich Gossweller: Methods for interactive visualization of spreading activation using time tubes and disk trees. Xerox Corporation, Fliesler Dubb Meyer & Lovejoy, November 21, 2000: US06151595 (48 worldwide citation)

Methods for displaying results of a spreading activation algorithm and for defining an activation input vector for the spreading activation algorithm are disclosed. A planar disk tree is used to represent the generalized graph structure being modeled in a spreading activation algorithm. Activation b ...


10
Ed H Chi, Peter L T Pirolli, James E Pitkow: Method for visualizing user path through a web site and a paths associated information scent. Xerox Corporation, Fliesler Meyer, May 9, 2006: US07043702 (46 worldwide citation)

A method and system for visualizing actual and predicted usage patterns through a web site is provided. A plurality of web pages may be represented as a node and visualized on a dome tree. The dome tree is a three-dimensional image of a dome, with a portion of the outer wall removed, displayed on a ...



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