David M'Raihi

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Paris, FR

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Patents Grantslast 30 patents

Information Patent Grant
Public key cryptography method
- Patent number 6,459,791
- Issue date Oct 1, 2002
- Gemplus
- David M'Raihi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for implementing a private-key communication protocol betwee...
- Patent number 6,226,382
- Issue date May 1, 2001
- Gemplus
- David M'Raihi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of cryptography with public key based on the discrete logarithm
- Patent number 5,946,397
- Issue date Aug 31, 1999
- Gemplus S.C.A.
- David M'Raihi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Process for generating DSA signatures with low-cost portable appara...
- Patent number 5,625,695
- Issue date Apr 29, 1997
- Gemplus Card International
- David M'Raihi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System for improving the digital signature algorithm
- Patent number 5,414,772
- Issue date May 9, 1995
- Gemplus Development
- David Naccache
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Verification process for a communication system
- Patent number 5,347,581
- Issue date Sep 13, 1994
- Gemplus Developpement
- David Naccache
- H04 - ELECTRIC COMMUNICATION TECHNIQUE