Daniel Laville

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Perros Guirec, FR

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Patents Grantslast 30 patents

Information Patent Grant
Reconfigurable ring transmission network with multiplexing in wave...
- Patent number 6,204,943
- Issue date Mar 20, 2001
- France Telecom
- André Hamel
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Reconfigurable device for insertion-extraction of wavelengths
- Patent number 5,771,112
- Issue date Jun 23, 1998
- France Telecom
- Andre Hamel
- G02 - OPTICS
Information Patent Grant
Optical component adapted to monitor a multiwavelength link and add...
- Patent number 5,748,815
- Issue date May 5, 1998
- France Telecom
- Andre Hamel
- G02 - OPTICS
Information Patent Grant
High isolation, optical add-drop multiplexer
- Patent number 5,712,717
- Issue date Jan 27, 1998
- France Telecom
- Andre Hamel
- G02 - OPTICS