Inventor · Seattle, WA, US

Frank Byrum

24Patents
13h-index
53Co-inventors
80Inventor score

Filing activity: Jun 27, 2000 → Aug 7, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US6891953B1 Method and system for binding enhanced software features to a persona Physics 408 Expired
US7047411B1 Server for an electronic distribution system and method of operating same Physics 271 Expired
US7017189B1 System and method for activating a rendering device in a multi-level rights-management architecture Physics 227 Expired
US6970849B1 Inter-server communication using request with encrypted parameter Physics 67 Expired
US7171692B1 Asynchronous communication within a server arrangement Electricity 46 Expired
US8732452B2 Secure message delivery using a trust broker Electricity 34 Active
US7158953B1 Method and system for limiting the use of user-specific software features Physics 34 Expired
US7577999B2 Publishing digital content within a defined universe such as an organization in accordance with a digital rights management (DRM) system Physics 33 Expired
US7891007B2 Systems and methods for issuing usage licenses for digital content and services Electricity 30 Expired
US7631318B2 Secure server plug-in architecture for digital rights management systems Emerging Cross-Sectional Technologies 27 Expired
US7523310B2 Domain-based trust models for rights management of content Electricity 19 Expired
US8978091B2 Protecting content from third party using client-side security protection Electricity 14 Active
US7823208B2 Method and system for binding enhanced software features to a persona Physics 14 Active
US8073122B2 Message recall using digital rights management Electricity 12 Active
US8447976B2 Business to business secure mail Electricity 11 Active
US9917828B2 Secure message delivery using a trust broker Electricity 6 Active
US8448228B2 Separating authorization identity from policy enforcement identity Electricity 4 Active
US9418244B2 Protecting content from third party using client-side security protection Electricity 4 Active
US9485202B2 Alerting recipients to errors occurring when accessing external services Physics 4 Active
US7430542B2 System and method for activating a rendering device in a multi-level rights-management architecture Physics 2 Expired
US8762795B2 Alerting recipients to errors occurring when accessing external services Physics 2 Active
US8621205B2 Certificate remoting and recovery Electricity 2 Active
US9756080B2 Protecting content from third party using client-side security protection Electricity 1 Active
US10044763B2 Protecting content from third party using client-side security protection Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.