Inventor · Älta, SE

Luis Barriga

24Patents
6h-index
32Co-inventors
69Inventor score

Filing activity: May 10, 1999 → Oct 25, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US8875232B2 User authentication Electricity 251 Active
US7296290B2 Method and apparatus for handling user identities under single sign-on services Physics 65 Expired
US8261078B2 Access to services in a telecommunications network Electricity 42 Active
US8417952B2 Method for Digital Rights Management in a mobile communications network Electricity 39 Active
US6779111B1 Indirect public-key encryption Electricity 27 Expired
US8572708B2 Method and arrangement for integration of different authentication infrastructures Electricity 9 Active
US8549615B2 Method and apparatuses for end-to-edge media protection in an IMS system Electricity 6 Active
US8386767B2 Methods and systems for bootstrapping security key information using session initiation protocol Electricity 6 Active
US8516133B2 Method and system for mobile device credentialing Electricity 5 Active
US8797940B2 Setup and configuration of relay nodes Electricity 3 Active
US8184623B2 Method and arrangement for handling profiles in a multimedia service network Electricity 3 Active
US8935529B2 Methods and systems for end-to-end secure SIP payloads Electricity 2 Active
US8527759B2 IMS user equipment, control method thereof, host device, and control method thereof Electricity 2 Active
US9088602B2 Method and arrangement for detecting fraud in telecommunication networks Electricity 2 Active
US8826016B2 Apparatuses and a method for protecting a bootstrap message in a network Electricity 1 Active
US10313116B2 Apparatuses and a method for protecting a bootstrap message in a network Electricity 1 Active
US8935763B2 System and method of user authentication in wireless communication networks Electricity 1 Active
US9252959B2 Challenging a first terminal intending to communicate with a second terminal Electricity 1 Active
US8832821B2 Method and apparatuses for end-to-edge media protection in an IMS system Electricity 0 Active
US7865173B2 Method and arrangement for authentication procedures in a communication network Electricity 0 Active
US9854508B2 Downloadable ISIM Electricity 0 Active
US8429737B2 Method and apparatuses for end-to-edge media protection in an IMS system General 0 Revoked
US11706328B2 Method and user equipment for detecting a potentially fraudulent call Electricity 0 Active
US9077591B2 Dias-dynamic IMPU assignment service Electricity 0 Active

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