Inventor
GILBERT HENRI
FR27 patents
⚠️ This page may combine multiple inventors who share the name “GILBERT HENRI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FRANCE TELECOM
13 patentsUS5602915AFeb 11, 1997
Process for the control of secret keys between two smart cards
FRANCE TELECOM42 citations92
US6125445ASep 26, 2000
Public key identification process using two hash functions
FRANCE TELECOM35 citations90
US6529886B1Mar 4, 2003
Authenticating method for an access and/or payment control system
FRANCE TELECOM48 citations89
US5987138ANov 16, 1999
Identification and/or signature process
FRANCE TELECOM33 citations86
US7165177B2Jan 16, 2007
Method of protecting an electronic chip against fraud
FRANCE TELECOM13 citations84
US7620814B2Nov 17, 2009
System and method for distributing data
FRANCE TELECOM14 citations77
US5862224AJan 19, 1999
Cryptographic process for protection against fraud
FRANCE TELECOM12 citations73
US7284122B2Oct 16, 2007
Cryptographic method for protection against fraud
FRANCE TELECOM5 citations62
US5347650ASep 13, 1994
Device for transforming a digital data sequence into a condensed digital data block using tables and logic operators
FRANCE TELECOM6 citations62
US7526648B2Apr 28, 2009
Cryptographic method of protecting an electronic chip against fraud
FRANCE TELECOM4 citations61
US7587599B2Sep 8, 2009
System and method for providing services
FRANCE TELECOM2 citations60
US7697680B2Apr 13, 2010
Traceable method and system for encrypting and/or decrypting data, and recording media for implementing the method
FRANCE TELECOM4 citations55
US7352860B2Apr 1, 2008
Method of encipherment by permutations of fixed-length sequences
FRANCE TELECOM0 citations39
ROBSHAW MATTHEW
6 patentsUS9332430B2May 3, 2016
Method of identifying and authenticating a radio tag by a reader
ROBSHAW MATTHEW10 citations83
US8595506B2Nov 26, 2013
Authentication system and method using electronic tags
ROBSHAW MATTHEW18 citations83
US8458474B2Jun 4, 2013
Method of authenticating an entity by a verification entity
ROBSHAW MATTHEW5 citations72
US9219612B2Dec 22, 2015
Method of mutually authenticating a reader and a radio tag
ROBSHAW MATTHEW2 citations62
US8543812B2Sep 24, 2013
Efficient and secure cryptographic coupon reloading
ROBSHAW MATTHEW3 citations57
US8588408B2Nov 19, 2013
Method of implementing a block cipher algorithm
ROBSHAW MATTHEW0 citations51
BILLET OLIVIER
3 patentsUS8913741B2Dec 16, 2014
Method for performing a cryptographic task in an electronic hardware component
BILLET OLIVIER3 citations58
US8416951B2Apr 9, 2013
Method and a device for generating a pseudorandom string
BILLET OLIVIER0 citations45
US8150030B2Apr 3, 2012
Cryptographic hashing device and method
BILLET OLIVIER0 citations35