Luc Berthelon

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Palaiseau, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method and a system for protecting data transmitted on an optical r...
- Patent number 6,813,413
- Issue date Nov 2, 2004
- Alcatel
- Arnaud Bisson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical spectral multiplexer for inserting and extracting
- Patent number 6,262,821
- Issue date Jul 17, 2001
- Alcatel Cit
- Hervé Fevrier
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Add-drop optical spectrum-division multiplexer
- Patent number 5,612,805
- Issue date Mar 18, 1997
- Alcatel Cit
- Herve Fevrier
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method and a system for protecting data transmitted on an optical r...
- Publication number 20030059159
- Publication date Mar 27, 2003
- ALCATEL
- Arnaud Bisson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE