Yvon Sorel

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Louannec, FR

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Patents Grantslast 30 patents

Information Patent Grant
Optical communications system using travelling wave semiconductor o...
- Patent number 5,515,193
- Issue date May 7, 1996
- France Telecom Etablissement Autonome de Droit Public
- Yvon Sorel
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Rapidly reconfigurable wavelength multiplexing device
- Patent number 5,245,681
- Issue date Sep 14, 1993
- France Telecom Etablissement Autonome de Droit Public
- Philippe Guignard
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Device for continuously tuning a coherent and rectilinearly polariz...
- Patent number 5,121,399
- Issue date Jun 9, 1992
- French State represented by the Minister of Post, Telecommunications, and Spa...
- Yvon Sorel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Infrared light source incorporating a semiconductor laser associate...
- Patent number 4,630,278
- Issue date Dec 16, 1986
- Rene Auffret
- G02 - OPTICS
Information Patent Grant
Optical fiber transfer function measuring system
- Patent number 4,280,765
- Issue date Jul 28, 1981
- Lucien J. P. Pophillat
- G01 - MEASURING TESTING