Assignee
OPTOPLEX CORP
US·16 granted patents·10 pending applications·124 citations·filing 2001–2014
Top patents by PatentIndex Score
26 records- 0188US8004749B1Pseudo common-path DPSK demodulatorOPTOPLEX CORP·Filed 2009·Granted Aug 23, 2011·11 cites·25 claims
- 0287US7522343B2Michelson interferometer based delay line interferometersOPTOPLEX CORP·Filed 2006·Granted Apr 21, 2009·12 cites·13 claims
- 0377US8004750B1Multiple-FSR DPSK demodulatorOPTOPLEX CORP·Filed 2009·Granted Aug 23, 2011·5 cites·5 claims
- 0477US6816315B1Optical path length tunerOPTOPLEX CORP·Filed 2002·Granted Nov 9, 2004·22 cites·15 claims
- 0576US7145727B2Unpolarized beam splitter having polarization-independent phase difference when used as an interferometerOPTOPLEX CORP·Filed 2004·Granted Dec 5, 2006·17 cites·13 claims
- 0676US6587204B2Application of a step-phase interferometer in optical communicationOPTOPLEX CORP·Filed 2001·Granted Jul 1, 2003·17 cites·46 claims
- 0774US6714743B2Wide range tunable filterOPTOPLEX CORP·Filed 2001·Granted Mar 30, 2004·20 cites·28 claims
- 0873US7808715B2Michelson-interferometer-based delay-line interferometersOPTOPLEX CORP·Filed 2009·Granted Oct 5, 2010·4 cites·13 claims
- 0968US7573641B2Free-space optical hybridOPTOPLEX CORP·Filed 2007·Granted Aug 11, 2009·4 cites·24 claims
- 1064US8014073B1Thin film coated optical hybridOPTOPLEX CORP·Filed 2009·Granted Sep 6, 2011·3 cites·21 claims
- 1164US7864433B1Free-space optical hybridOPTOPLEX CORP·Filed 2009·Granted Jan 4, 2011·3 cites·25 claims
- 1262US7982960B2Co-package DQPSK demodulator by Michelson interferometerOPTOPLEX CORP·Filed 2009·Granted Jul 19, 2011·2 cites·19 claims
- 1359US7864430B2Modified Michelson delay line interferometerOPTOPLEX CORP·Filed 2008·Granted Jan 4, 2011·1 cites·8 claims
- 1454US7961316B2Optical spectrum analyzer with continuously rotating tunable filterOPTOPLEX CORP·Filed 2007·Granted Jun 14, 2011·1 cites·6 claims
- 1552US7286757B1Optical performance monitoring deviceOPTOPLEX CORP·Filed 2004·Granted Oct 23, 2007·2 cites·25 claims
- 1648US7924505B1Free-space hitlessly switchable optical interleaverOPTOPLEX CORP·Filed 2009·Granted Apr 12, 2011·0 cites·16 claims
- 1748US2011211194A1Optical spectrum analyzer with continuously rotating tuynable filterOPTOPLEX CORP·Filed 2011·Application pending·0 cites
- 1846US2014211314A1Efficiency of a deep gratingOPTOPLEX CORP·Filed 2014·Application pending·0 cites
- 1946US2014226164A1Low-dispersion step-phase interferometerOPTOPLEX CORP·Filed 2013·Application pending·0 cites
- 2045US2014176956A1Super-Steep Step-Phase InterferometerOPTOPLEX CORP·Filed 2013·Application pending·0 cites
- 2144US2014209795A1High resolution fast tunable filter using a tunable comb filterOPTOPLEX CORP·Filed 2014·Application pending·0 cites
- 2243US2013094087A1Tunable filter using a wave plateOPTOPLEX CORP·Filed 2012·Application pending·0 cites
- 2340US2006268277A1Michelson interferometer based delay line interferometersOPTOPLEX CORP·Filed 2006·Application pending·0 cites
- 2440US2013128907A1Coherent Micro-mixerOPTOPLEX CORP·Filed 2012·Application pending·0 cites
- 2539US2005270544A1Variable dispersion step-phase interferometersOPTOPLEX CORP·Filed 2005·Application pending·0 cites
- 2637US2002181929A1Variable optical attenuatorOPTOPLEX CORP·Filed 2001·Application pending·0 cites
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