Olivier Lepetit

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Caen, FR

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Patents Grantslast 30 patents

Information Patent Grant
Device and process for securizing a document and graphic authentifi...
- Patent number 5,652,794
- Issue date Jul 29, 1997
- France Telecom
- Olivier Lepetit
- G07 - CHECKING-DEVICES
Information Patent Grant
Secured apparatus and process for securing the transmission of docu...
- Patent number 5,530,755
- Issue date Jun 25, 1996
- France Telecom
- Jean-Claude Pailles
- H04 - ELECTRIC COMMUNICATION TECHNIQUE