Assignee
QUANTEL SA
FR·9 granted patents·353 citations·filing 1974–1988
Top patents by PatentIndex Score
9 records- 0194US4407567AObjective having a variable focal lengthQUANTEL SA·Filed 1979·Granted Oct 4, 1983·145 cites·16 claims
- 0289US4289379AOptical system having a variable focal lengthQUANTEL SA·Filed 1978·Granted Sep 15, 1981·70 cites·13 claims
- 0385US4298247AThick optical element having a variable curvatureQUANTEL SA·Filed 1980·Granted Nov 3, 1981·66 cites·10 claims
- 0471US4420222AMirror having a variable focal lengthQUANTEL SA·Filed 1981·Granted Dec 13, 1983·28 cites·19 claims
- 0558US3999144AProcess for eliminating small-scale intensity fluctuations of laser beamsQUANTEL SA·Filed 1974·Granted Dec 21, 1976·11 cites·8 claims
- 0647US4490021AOptical filtering element and a spectral refining device including the sameQUANTEL SA·Filed 1978·Granted Dec 25, 1984·8 cites·15 claims
- 0747US4276519AHigh yield diffraction limited laser oscillatorQUANTEL SA·Filed 1978·Granted Jun 30, 1981·6 cites·21 claims
- 0834US4896816AMethod for producing a fluidtight and heat curable seal between metal objects and a body of vitroceramic materialQUANTEL SA·Filed 1987·Granted Jan 30, 1990·10 cites·6 claims
- 0933US5004341AActive optical gyrometer employing a phase conjugationQUANTEL SA·Filed 1988·Granted Apr 2, 1991·9 cites·15 claims
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