Louis C. Guillou

Person

Bougbarre, FR

People

Patents Grantslast 30 patents

Information Patent Grant
Zero-knowledge proof cryptography methods and devices
- Patent number 7,680,271
- Issue date Mar 16, 2010
- Louis Guillou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cryptographic authentication with ephemeral modules
- Patent number 7,415,614
- Issue date Aug 19, 2008
- France Telecom
- Louis Guillou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for proving the authenticity or integrity of a message by me...
- Patent number 7,386,122
- Issue date Jun 10, 2008
- France Telecom
- Louis Guillou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method, system, device for proving the authenticity of an entity an...
- Patent number 7,266,197
- Issue date Sep 4, 2007
- France Telcom
- Louis Guillou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method, system, device for proving authenticity of an entity or int...
- Patent number 7,080,254
- Issue date Jul 18, 2006
- France Telecom
- Louis Guillou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Process for the broadcasting of programmes with progressive conditi...
- Patent number 5,742,681
- Issue date Apr 21, 1998
- France Telecom
- Jean-Luc Giachetti
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Process for the broadcasting of conditional access programs permitt...
- Patent number 5,442,701
- Issue date Aug 15, 1995
- France Telecom Establissement Autonome de Droit Public
- Louis Guillou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of electronic payment by chip card by means of numbered toke...
- Patent number 5,305,383
- Issue date Apr 19, 1994
- France Telecom, Telediffusion de France S.A.
- Louis-Claude Guillou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of transferring a secret, by the exchange of two certificate...
- Patent number 5,218,637
- Issue date Jun 8, 1993
- L'Etat Francais represente par le Ministre des Postes, des Telecommunications...
- Didier Angebaud
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for authenticating accreditations and for auth...
- Patent number 5,140,634
- Issue date Aug 18, 1992
- U.S. Philips Corporation
- Louis C. Guillou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Process for the broadcasting and reception of access title control...
- Patent number 4,947,428
- Issue date Aug 7, 1990
- Etat Francais, represente par le Ministere des Postes, des Telecommunications...
- Louis Guillou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Microprocessor intended particularly for executing the calculation...
- Patent number 4,807,288
- Issue date Feb 21, 1989
- CII-Honeywell Bull
- Michel Ugon
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Receiver having an interface with a sub-system
- Patent number 4,797,919
- Issue date Jan 10, 1989
- U.S. Philips Corporation
- Bruce Murray
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Pseudo-random binary sequence generators
- Patent number 4,748,576
- Issue date May 31, 1988
- U.S. Philips Corporation
- Henry J. Beker
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Television system with access control
- Patent number 4,354,201
- Issue date Oct 12, 1982
- Etablissement Public de Diffusion dit "Telediffusion de France"
- Claude Sechet
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Subscription card for a videotex receiver
- Patent number 4,352,011
- Issue date Sep 28, 1982
- Etablissement Public de Diffusion dit "Telediffusion de France"
- Louis C. Guillou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Text video-transmission system provided with means for controlling...
- Patent number 4,337,483
- Issue date Jun 29, 1982
- Etablissement Public de Diffusion dit "Telediffusion de France"
- Louis C. Guillou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System for transmitting information provided with means for control...
- Patent number 4,323,921
- Issue date Apr 6, 1982
- Etablissement Public de Diffusion dit "Telediffusion de France"
- Louis C. Guillou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
CRYPTOGRAPHIC AUTHENTICATION WITH EPHEMERAL MODULES
- Publication number 20090063864
- Publication date Mar 5, 2009
- FRANCE TELECOM
- Louis Guillou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Zero-knowledge proof cryptography methods and devices
- Publication number 20070121936
- Publication date May 31, 2007
- Louis Guillou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Louis C. Guillou

Person

Patents Grantslast 30 patents

Zero-knowledge proof cryptography methods and devices

Cryptographic authentication with ephemeral modules

Method for proving the authenticity or integrity of a message by me...

Method, system, device for proving the authenticity of an entity an...

Method, system, device for proving authenticity of an entity or int...

Process for the broadcasting of programmes with progressive conditi...

Process for the broadcasting of conditional access programs permitt...

Method of electronic payment by chip card by means of numbered toke...

Method of transferring a secret, by the exchange of two certificate...

Method and apparatus for authenticating accreditations and for auth...

Process for the broadcasting and reception of access title control...

Microprocessor intended particularly for executing the calculation...

Receiver having an interface with a sub-system

Pseudo-random binary sequence generators

Television system with access control

Subscription card for a videotex receiver

Text video-transmission system provided with means for controlling...

System for transmitting information provided with means for control...

Patents Applicationslast 30 patents

CRYPTOGRAPHIC AUTHENTICATION WITH EPHEMERAL MODULES

Zero-knowledge proof cryptography methods and devices