Inventor · Northbridge, MA, US

Chris Ferris

9Patents
9h-index
7Co-inventors
58Inventor score

Filing activity: Jan 27, 1992 → Sep 19, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US6609198B1 Log-on service providing credential level change without loss of session continuity Physics 533 Expired
US6892307B1 Single sign-on framework with trust-level mapping to authentication requirements Physics 492 Expired
US6226752A Method and apparatus for authenticating users Electricity 404 Expired
US6429882B1 User interface component Physics 190 Expired
US6763468B2 Method and apparatus for authenticating users Electricity 95 Expired
US7117359B2 Default credential provisioning Physics 56 Expired
US6944761B2 Log-on service providing credential level change without loss of session continuity Physics 46 Expired
US7325128B2 Log-on service providing credential level change without loss of session continuity Physics 16 Active
USD346194S Snowboard General 11 Expired

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