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OPTOPLEX CORP
US16 patents
Top patents by PatentIndex Score
US6816315B1Nov 9, 2004
Optical path length tuner
OPTOPLEX CORP22 citations90
US6714743B2Mar 30, 2004
Wide range tunable filter
OPTOPLEX CORP20 citations89
US8004749B1Aug 23, 2011
Pseudo common-path DPSK demodulator
OPTOPLEX CORP11 citations84
US7522343B2Apr 21, 2009
Michelson interferometer based delay line interferometers
OPTOPLEX CORP12 citations84
US7145727B2Dec 5, 2006
Unpolarized beam splitter having polarization-independent phase difference when used as an interferometer
OPTOPLEX CORP17 citations84
US6587204B2Jul 1, 2003
Application of a step-phase interferometer in optical communication
OPTOPLEX CORP17 citations84
US8004750B1Aug 23, 2011
Multiple-FSR DPSK demodulator
OPTOPLEX CORP5 citations74
US8014073B1Sep 6, 2011
Thin film coated optical hybrid
OPTOPLEX CORP3 citations63
US7982960B2Jul 19, 2011
Co-package DQPSK demodulator by Michelson interferometer
OPTOPLEX CORP2 citations63
US7864433B1Jan 4, 2011
Free-space optical hybrid
OPTOPLEX CORP3 citations63
US7808715B2Oct 5, 2010
Michelson-interferometer-based delay-line interferometers
OPTOPLEX CORP4 citations63
US7573641B2Aug 11, 2009
Free-space optical hybrid
OPTOPLEX CORP4 citations63
US7286757B1Oct 23, 2007
Optical performance monitoring device
OPTOPLEX CORP2 citations62
US7961316B2Jun 14, 2011
Optical spectrum analyzer with continuously rotating tunable filter
OPTOPLEX CORP1 citations52
US7924505B1Apr 12, 2011
Free-space hitlessly switchable optical interleaver
OPTOPLEX CORP0 citations52
US7864430B2Jan 4, 2011
Modified Michelson delay line interferometer
OPTOPLEX CORP1 citations52