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Patent applications and USPTO patent grants for Le Sergent; Christian.The latest application filed is for "optical fiber including a fluorescent dopant".
Patent | Date |
---|---|
Optical fiber including a fluorescent dopant Grant 5,892,876 - Desurvire , et al. April 6, 1 | 1999-04-06 |
Method and device for outside plasma deposition of hydroxyl ion-free silica Grant 5,194,714 - Le Sergent March 16, 1 | 1993-03-16 |
Method of flame finishing optical fiber preforms Grant 5,192,350 - Le Sergent March 9, 1 | 1993-03-09 |
Optical amplifier in the 1.26 .mu.m to 1.34 .mu.m spectrum range Grant 5,185,847 - Fevrier , et al. February 9, 1 | 1993-02-09 |
Method of fabricating preforms for making optical fibers by drawing Grant 5,154,745 - Le Sergent October 13, 1 | 1992-10-13 |
Method of manufacturing an optical fiber preform having doped cladding Grant 5,090,979 - Le Sergent , et al. February 25, 1 | 1992-02-25 |
Optical waveguide fabrication method Grant 4,676,820 - Le Sergent , et al. June 30, 1 | 1987-06-30 |
Method of producing an optical fibre blank Grant 4,121,919 - Le Sergent , et al. October 24, 1 | 1978-10-24 |
Method and device for depositing a layer of glass on the inner wall of a tube Grant 4,117,802 - Le Sergent , et al. October 3, 1 | 1978-10-03 |
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