Issued Patents All Time
Showing 25 most recent of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7724995 | Suppresson of undesirable signal propagation mode(s) downstream of mode converter | Carlos De Barros, Lionel Provost, Xavier Bonnet | 2010-05-25 |
| 7613378 | Optical device comprising an optical component and an optical medium with different refractive indices | Valerie Girardon, Xavier Bonnet, Alain Fradet, Herve M. Lefebvre | 2009-11-03 |
| 7405855 | Reconfigurable optical filter | Christian Belouet | 2008-07-29 |
| 7095924 | Optical filter | Carlos De Barros, Marianne Molina | 2006-08-22 |
| 7085439 | Tunable filter consisting of an optical fiber, and a corresponding method | Xavier Andrieu, Denis Cottevieille | 2006-08-01 |
| 7035515 | Optical waveguide and method for creating an asymmetrical optical filter device | Carlos De Barros | 2006-04-25 |
| 7024075 | Reducing insertion losses of a written in grating with mode coupling in the cladding | Carlos De Barros, Michel Jurczyszyn, Pierre Sansonetti | 2006-04-04 |
| 6985654 | Device and a method for transforming signal propagation mode by interference | Carlos De Barros | 2006-01-10 |
| 6954567 | Apodised complex filter | Marianne Molina, Carlos De Barros | 2005-10-11 |
| 6937789 | Optical mode converter | Carlos De Barros, Lionel Provost, Marianne Molina, Christelle Leclere | 2005-08-30 |
| 6915042 | Slanted Bragg grating optical fiber and process for manufacturing such a fiber | Hedi Labidi, Carlos De Barros | 2005-07-05 |
| 6873765 | Dynamic gain equalizing filter | Hedi Labidi, Carlos De Barros, Herve Loury, Xavier Bonnet, Jean-Jacques Guerin | 2005-03-29 |
| 6859585 | Optical filter | Carlos De Barros, Lionel Provost, Marianne Molina, Laurent Gasca | 2005-02-22 |
| 6766079 | Fibre grating optical waveguide device | Valerie Girardon, Alain Fradet, Martine Tessier | 2004-07-20 |
| 6763152 | Optical fiber equipment with a Bragg grating tunable by a piezoelectric actuator | Jean-Jacques Guerin | 2004-07-13 |
| 6760518 | Fiber grating optical waveguide device | Valerie Girardon, Carlos De Barros | 2004-07-06 |
| 6757462 | Bragg grating filter optical waveguide device | Veronique Verdrager, Jean-Jacques Guerin | 2004-06-29 |
| 6535669 | Compensation of polarization mode dispersion of a grating written in an optical fiber | Laurent Berthelot, Pierre Sansonetti | 2003-03-18 |
| 6400868 | Photosensitive optical fiber for a bragg grating filter, a method of fabricating said fiber, and a chromatic dispersion and chromatic dispersion slope compensator including a fiber of this kind | Pierre Sansonetti | 2002-06-04 |
| 6381069 | Fiber Bragg grating optical filter with a constant group-delay response in its working band | Pierre Sansonetti | 2002-04-30 |
| 6321008 | Filter optical waveguide with inclination and linear chirp | Pierre Sansonetti | 2001-11-20 |
| 6314221 | Filtering optical fiber having a modified photosensitivity profile | Pierre Sansonetti | 2001-11-06 |
| 6292606 | Optical fiber including a short filter | Pierre Sansonetti | 2001-09-18 |
| 5887094 | Band-pass filter in an optical waveguide | Fatima Bakhti, Pierre Sansonetti | 1999-03-23 |
| 5818987 | Filter obtained by writing a Bragg grating into an optical fiber | Fatima Bakhti, Pierre Sansonetti, Francois Gonthier | 1998-10-06 |