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Louveciennes, France

Bull Cp8

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USPTO Granted Patents = 40

% Expired Patents = 5.0

CIPO Patents = 3

Forward Citations = 2,302

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34 inventors (with patents filed for the assignee):

Michel Ugon (9 out of 25 patents)

Michel Hazard (6 out of 13 patents)

Jacques Patarin (5 out of 8 patents)

4. Alain Le Loc'h (4 out of 5 patents)

5. Pascal Urien (3 out of 11 patents)

6. Christoph Siegelin (2 out of 5 patents)

7. Christian Goire (2 out of 4 patents)

8. Azad Nassor (2 out of 2 patents)

9. Alain Sigaud (2 out of 2 patents)

10. Jean-Luc Salles (2 out of 2 patents)

11. Benoît Bole (2 out of 2 patents)

12. Ronan Lapie (2 out of 2 patents)

13. Daniel Champagne (2 out of 2 patents)

14. Louis Goubin (1 out of 10 patents)

15. Jean-Pierre Lafon (1 out of 4 patents)

Core Competencies:

Data Compaction

Smart Integrated Circuit

Cryptographic Process

Smart Card

Secure Access

Multimedia Data

Portable Object

Authentication

Data Processing

Security Module

Network Communication

Integrity Checking

40 patents: Sort by Forward Citations

1. 6952820 - Data compaction method for an intermediate object code program executable in an onboard system provided with data processing resources and corresponding onboard system with multiple applications (2005-10-04),

2. 6839849 - Smart integrated circuit (2005-01-04),

3. 6839756 - On board system comprising network interface means, and method for activating applications located in said on-board system (2005-01-04),

4. 6810521 - Protocol for internal exchange of data between applications of a portable multi-application object and corresponding portable multi-application object (2004-10-26),

5. 6751671 - Method of communication between a user station and a network, in particular such as internet, and implementing architecture (2004-06-15),

6. 6735627 - System and method of smart card for managing transmissions of multimedia data via an internet-type network, in particular telephone or videophone data, between subscriber systems (2004-05-11),

7. 6687800 - Chip card comprising means and method for managing a virtual memory and associated communication method (2004-02-03),

8. 6658569 - Secret key cryptographic process for protecting a computer system against attacks by physical analysis (2003-12-02),

9. 6658566 - Process for storage and use of sensitive information in a security module and the associated security module (2003-12-02),

10. 6657956 - Method enabling secure access by a station to at least one server, and device using same (2003-12-02),

11. 6651881 - Card, in particular chip card, reading device (2003-11-25),

12. 6568600 - Chip card equipped with a loop antenna, and associated micromodule (2003-05-27),

13. 6567539 - Method for producing an image using a portable object (2003-05-20),

14. 6536034 - Method for modifying code sequences and related device (2003-03-18),

15. 6523056 - Process for secure comparison of two storage registers, and security module implementing this process (2003-02-18),

Company Overview

Bull Cp8, headquartered in Louveciennes, France, specializes in advanced technology solutions focusing on data compaction and multimedia data transmission. The company is recognized for its innovations in smart integrated circuits and secure access protocols, enhancing data integrity and security across various applications. With expertise in cryptographic processes and chip card technology, Bull Cp8 plays a crucial role in portable object authentication, ensuring robust protection and verification of sensitive information in an increasingly digital world.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

40 Patents

#3 in Louveciennes

#571 in France

#17,098 in the World

Louveciennes, France

Bull Cp8

Forward Citations = 2,302

34 inventors:

Michel Ugon (9 out of 25 patents)

Michel Hazard (6 out of 13 patents)

Jacques Patarin (5 out of 8 patents)

4. Alain Le Loc'h (4 out of 5 patents)

5. Pascal Urien (3 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Bull Cp8. Retrieved from https://idiyas.com/company/bull-cp8

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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