Laurent Berthelot

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Orsay, FR

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Patents Grantslast 30 patents

Information Patent Grant
Double-clad photonic optical fiber
- Patent number 7,283,711
- Issue date Oct 16, 2007
- Alcatel
- Dominique Bayart
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Photonic crystal fiber with a large effective surface area
- Patent number 6,816,658
- Issue date Nov 9, 2004
- Alcatel
- Dominique Bayart
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Photonic crystal fiber with a large effective surface area
- Patent number 6,813,428
- Issue date Nov 2, 2004
- Alcatel
- Dominique Bayart
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical coupler for a multimode pump
- Patent number 6,778,562
- Issue date Aug 17, 2004
- Alcatel
- Dominique Bayart
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compensation of polarization mode dispersion of a grating written i...
- Patent number 6,535,669
- Issue date Mar 18, 2003
- Alcatel
- Laurent Berthelot
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical coupler for a multimode pump
- Publication number 20030128723
- Publication date Jul 10, 2003
- ALCATEL
- Dominique Bayart
- G02 - OPTICS
Information Patent Application
Photonic crystal fiber with a large effective surface area
- Publication number 20020131740
- Publication date Sep 19, 2002
- ALCATEL
- Dominique Bayart
- B82 - NANO-TECHNOLOGY
Information Patent Application
Photonic crystal fiber with a large effective surface area
- Publication number 20020131741
- Publication date Sep 19, 2002
- ALCATEL
- Dominique Bayart
- B82 - NANO-TECHNOLOGY
Information Patent Application
Double-clad photonic optical fiber
- Publication number 20020131742
- Publication date Sep 19, 2002
- ALCATEL
- Dominique Bayart
- B82 - NANO-TECHNOLOGY
Information Patent Application
Compensation of polarization mode dispersion of a grating written i...
- Publication number 20020122625
- Publication date Sep 5, 2002
- ALCATEL
- Laurent Berthelot
- G02 - OPTICS