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For the Inventor, By the Inventor

Gémenos, France

Gemplus


USPTO Granted Patents = 155

% Expired Patents = 31.6


Forward Citations = 3,119

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158 inventors (with patents filed for the assignee):

goldMedal Philippe Patrice (14 out of 22 patents)

silverMedal David Naccache (11 out of 72 patents)

bronzeMedal Jean-Sébastien Coron (9 out of 15 patents)

4.  Jean-Jacques Vandewalle (8 out of 11 patents)

5.  Marc Joye (7 out of 18 patents)

6.  Philippe Martin (6 out of 15 patents)

7.  Pascal Paillier (6 out of 20 patents)

8.  Paul Morgavi (6 out of 15 patents)

9.  Olivier Brunet (6 out of 9 patents)

10.  Christian Gustave Leriche (6 out of 8 patents)

11.  Jean-Christophe Fidalgo (5 out of 21 patents)

12.  Pierre Girard (5 out of 17 patents)

13.  Didier Elbaz (5 out of 10 patents)

14.  Michael Zafrany (5 out of 8 patents)

15.  Nathalie Feyt (4 out of 5 patents)


Core Competencies:
Smart Card
Cryptography
Biometric Identification
Data Transfer
Public Key Encryption
Contactless Cards
Access Rights Management
Microprocessor Card
Secure Identification
Dynamic Secret Key
Emergency Call System
Application Deployment

155 patents:

1. 7471791 - Method for countermeasure in an electronic component using a secret key algorithm (2008-12-30),
2. 7458665 - Machine fluid supply assembly comprising keying means (2008-12-02),
3. 7448914 - Adapter for electrically connecting a miniature integrated circuit card in a memory card connector (2008-11-11),
4. 7434250 - Dynamic management of access rights lists in a portable electronic object (2008-10-07),
5. 7434070 - Secret code security access to data processing means (2008-10-07),
6. 7434049 - Method for making secure a session with data processing means under the control of several entities (2008-10-07),
7. 7433905 - Device and method for processing digital values in particular in non-adjacent form (2008-10-07),
8. 7433501 - Biometric identification method and device adapted to verification on chip cards (2008-10-07),
9. 7424114 - Method for enhancing security of public key encryption schemas (2008-09-09),
10. 7409044 - Emergency call system and device (2008-08-05),
11. 7406332 - Radiotelephone terminal with chip card provided with browser (2008-07-29),
12. 7387258 - Application deployment from a smart card (2008-06-17),
13. RE40378 - Smart card which operates with the USB protocol (2008-06-09),
14. 7386123 - Method of implementing in an electronic component a cryptographic algorithm for finding the public exponent (2008-06-10),
15. 7384000 - Durable plastic mini card and method for testing its durability (2008-06-10),
Gemplus, headquartered in Gémenos, France, is a leader in smart card technology, specializing in the development and manufacturing of advanced smart card solutions. The company focuses on a range of core technology topics including cryptography, biometric identification, and public key encryption, enabling secure data transfer and access rights management. Gemplus is known for its innovations in contactless cards and microprocessor cards, catering to various sectors such as telecommunications, banking, and security, enhancing user authentication and transaction security.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

Gemplus
155 Patents

#1 in Gémenos

#183 in France

#5,282 in the World

Gémenos, FR
Gémenos, France

Gemplus

Forward Citations = 3,119

158 inventors:

goldMedal Philippe Patrice (14 out of 22 patents)

silverMedal David Naccache (11 out of 72 patents)

bronzeMedal Jean-Sébastien Coron (9 out of 15 patents)

4.  Jean-Jacques Vandewalle (8 out of 11 patents)

5.  Marc Joye (7 out of 18 patents)

Please report any incorrect information to [email protected]
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