Inventor · disambiguated record
Alain Drouart
Also filed as: DROUART ALAIN
10 granted patents·1 pending application·356 citations·filing 1986–2002
91Inventor score
Top patents by PatentIndex Score
11 records- 0195US5522007AMethod of building up an optical fiber preform by plasma deposition, and an optical fiber obtained from the preform built up by the methodALCATEL FIBRES OPTIQUES·Filed 1994·Granted May 28, 1996·99 cites·18 claims
- 0292US6202447B1Method of making a glass fiber preform with adjusting a spacing while increasing acceleration of a starting glass powderCIT ALCATEL·Filed 1998·Granted Mar 20, 2001·55 cites·4 claims
- 0387US6269663B1Method of purifying silica and depositing on an optical fiber preformCIT ALCATEL·Filed 1998·Granted Aug 7, 2001·69 cites·8 claims
- 0485US6178779B1Butt welding optical fiber preforms with a plasma torchCIT ALCATEL·Filed 1999·Granted Jan 30, 2001·41 cites·8 claims
- 0575US5931984ADevice for drawing down an optical fiber preformALCATEL FIBRES OPTIQUES·Filed 1997·Granted Aug 3, 1999·27 cites·8 claims
- 0674US4676820AOptical waveguide fabrication methodLYONNAISE DE TRANSMISSIONS COM·Filed 1986·Granted Jun 30, 1987·40 cites·5 claims
- 0771US6715321B1Method of fabricating an optical fiber preform including outside deposition of silica, possibly doped silicaCIT ALCATEL·Filed 2000·Granted Apr 6, 2004·6 cites·4 claims
- 0868US6412310B1Apparatus for gravity feeding powder to a plasma torch for manufacturing glass fiber performsCIT ALCATEL·Filed 2000·Granted Jul 2, 2002·4 cites·5 claims
- 0954US6477864B2Method of purifying natural or synthetic silica, and application thereof to depositing purified natural or synthetic silica on an optical fiber preformCIT ALCATEL·Filed 1998·Granted Nov 12, 2002·14 cites·4 claims
- 1050US6631628B2Method of purifying natural or synthetic silica, and application thereof to depositing purified natural or synthetic silica on an optical fiber preformCIT ALCATEL·Filed 2002·Granted Oct 14, 2003·1 cites·3 claims
- 1140US2001015080A1Method and a device for manufacturing preforms for use in making optical fibersFiled 2000·Application pending·0 cites
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