Inventor · Vancouver, BC, CA

Dick C. Hardt

26Patents
9h-index
13Co-inventors
72Inventor score

Filing activity: Jun 6, 2003 → May 30, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US9245266B2 Auditable privacy policies in a distributed hierarchical identity management system Electricity 138 Expired
US7783741B2 Pseudonymous email address manager Electricity 87 Expired
US7454623B2 Distributed hierarchical identity management system authentication mechanisms Electricity 78 Active
US8117649B2 Distributed hierarchical identity management Electricity 26 Active
US10735411B1 Multi-factor location-based authentication Electricity 23 Active
US7793095B2 Distributed hierarchical identity management Electricity 20 Expired
US8504704B2 Distributed contact information management Electricity 11 Active
US8635679B2 Networked identity framework Electricity 10 Active
US10715528B1 Multi-factor location-based and voice-based user location authentication Electricity 9 Active
US10986081B1 Cross-organization registration for single sign-on Electricity 9 Active
US8527752B2 Graduated authentication in an identity management system Electricity 9 Active
US10733222B1 Profile disambiguation Electricity 8 Active
US8959652B2 Graduated authentication in an identity management system Electricity 6 Active
US9398020B2 Graduated authentication in an identity management system Electricity 5 Active
US10298594B2 Graduated authentication in an identity management system Electricity 3 Active
US10714085B2 Temporary account association with voice-enabled devices Electricity 2 Active
US10567391B2 Graduated authentication in an identity management system Electricity 2 Active
US11196732B2 Single sign-on registration Electricity 1 Active
US10904262B2 Graduated authentication in an identity management system Electricity 1 Active
US11824869B2 Graduated authentication in an identity management system Electricity 0 Active
US12314430B1 System and methods for protecting user privacy and providing secure access to user data Physics 0 Active
US11734326B2 Profile disambiguation Electricity 0 Active
US11763808B2 Temporary account association with voice-enabled devices Electricity 0 Active
US10847153B2 Temporary account association with voice-enabled devices Electricity 0 Active
US11989219B2 Profile disambiguation Electricity 0 Active

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