Inventor · disambiguated record
Roger Glen Duncan
Also filed as: DUNCAN ROGER · DUNCAN ROGER G · DUNCAN ROGER GLEN
28 granted patents·13 pending applications·826 citations·filing 2005–2016
96Inventor score
Top patents by PatentIndex Score
41 records- 0197US7772541B2Fiber optic position and/or shape sensing based on rayleigh scatterLUNA INNNOVATIONS INC·Filed 2008·Granted Aug 10, 2010·429 cites·35 claims
- 0296US7781724B2Fiber optic position and shape sensing device and method relating theretoLUNA INNOVATIONS INC·Filed 2006·Granted Aug 24, 2010·290 cites·47 claims
- 0394US9321222B2Optical fiber sensing with enhanced backscatteringCHILDERS BROOKS A·Filed 2014·Granted Apr 26, 2016·15 cites·20 claims
- 0492US8614795B2System and method of distributed fiber optic sensing including integrated reference pathDUNCAN ROGER·Filed 2011·Granted Dec 24, 2013·25 cites·20 claims
- 0583US8950472B2System for monitoring linearity of down-hole pumping systems during deployment and related methodsHARMAN ROBERT M·Filed 2011·Granted Feb 10, 2015·5 cites·10 claims
- 0682US9551809B2Arrayed wave division multiplexing to improve spatial resolution of IOFDR fiber Bragg sensing systemBARRY ALEXANDER M·Filed 2015·Granted Jan 24, 2017·3 cites·19 claims
- 0782US9476294B2Device and method for discrete distributed optical fiber pressure sensingHARMAN ROBERT M·Filed 2010·Granted Oct 25, 2016·11 cites·20 claims
- 0881US9410903B2Incoherent reflectometry utilizing chaotic excitation of light sourcesDUNCAN ROGER GLEN·Filed 2011·Granted Aug 9, 2016·4 cites·14 claims
- 0980US9341054B2System for monitoring linearity of down-hole pumping systems during deployment and related methodsBAKER HUGHES INC·Filed 2015·Granted May 17, 2016·2 cites·20 claims
- 1080US9267821B2Combined swept-carrier and swept-modulation frequency optical frequency domain reflectometryCHILDERS BROOKS A·Filed 2010·Granted Feb 23, 2016·5 cites·22 claims
- 1180US8208767B2Sensor array configuration for extending useful sensing length of a swept-wavelength interferometry based systemDUNCAN ROGER G·Filed 2009·Granted Jun 26, 2012·10 cites·21 claims
- 1278US9784862B2Distributed downhole acousting sensingCHILDERS BROOKS A·Filed 2012·Granted Oct 10, 2017·5 cites·19 claims
- 1376US8681322B2Distance measurement using incoherent optical reflectometryBARRY ALEXANDER M·Filed 2011·Granted Mar 25, 2014·6 cites·19 claims
- 1468US9213121B2Acoustic sensing system for determining an interface between two materialsCHILDERS BROOKS·Filed 2012·Granted Dec 15, 2015·3 cites·18 claims
- 1568US9200508B2Method and apparatus for monitoring vibration using fiber optic sensorsDUNCAN ROGER G·Filed 2011·Granted Dec 1, 2015·4 cites·20 claims
- 1667US9546915B2Enhancing functionality of reflectometry based systems using parallel mixing operationsDUNCAN ROGER GLEN·Filed 2011·Granted Jan 17, 2017·2 cites·20 claims
- 1766US8638444B2Sensor array configuration for swept-wavelength interferometric-based sensing systemsDUNCAN ROGER GLEN·Filed 2011·Granted Jan 28, 2014·3 cites·20 claims
- 1861US9494416B2Fiber optic shape sensing system using anchoring pointsDUNCAN ROGER GLEN·Filed 2014·Granted Nov 15, 2016·2 cites·11 claims
- 1958US8508747B2Systems and methods for optically generated trigger multiplicationCHILDERS BROOKS A·Filed 2010·Granted Aug 13, 2013·1 cites·19 claims
- 2056US10633965B2DAS-based downhole tool orientation determinationCOOPER DANIEL BOYD·Filed 2014·Granted Apr 28, 2020·1 cites·14 claims
- 2149US9291505B2Polarization scrambling in interferometer systemsCHILDERS BROOKS A·Filed 2012·Granted Mar 22, 2016·0 cites·12 claims
- 2247US8592747B2Programmable filters for improving data fidelity in swept-wavelength interferometry-based systemsDUNCAN ROGER GLEN·Filed 2011·Granted Nov 26, 2013·0 cites·21 claims
- 2346US9683902B2Temperature sensing arrangement, method of making the same and method of sensing temperatureDUNCAN ROGER GLEN·Filed 2013·Granted Jun 20, 2017·0 cites·11 claims
- 2446US2015146209A1Use of bragg gratings with coherent otdrCHILDERS BROOKS A·Filed 2014·Application pending·0 cites
- 2545US9435197B2Distributed marinized borehole systemDUNCAN ROGER G·Filed 2014·Granted Sep 6, 2016·0 cites·13 claims
- 2645US8797541B2Optical network configuration with intrinsic delay for swept-wavelength interferometry systemsDUNCAN ROGER GLEN·Filed 2011·Granted Aug 5, 2014·0 cites·17 claims
- 2743US9063315B2Optical cable, downhole system having optical cable, and method thereofCOOPER DANIEL B·Filed 2013·Granted Jun 23, 2015·0 cites·25 claims
- 2843US2015085610A1Fiber optic distributed acoustic measurements via fmcw interrogationRAUM MATTHEW THOMAS·Filed 2014·Application pending·0 cites
- 2942US2014327915A1Well monitoring using coherent detection of rayleigh scatterDUNCAN ROGER GLEN·Filed 2013·Application pending·0 cites
- 3041US2006013523A1Fiber optic position and shape sensing device and method relating theretoLUNA INNOVATIONS INC·Filed 2005·Application pending·0 cites
- 3141US2014158877A1Hydrogen resistant downhole optical fiber sensingWYSOCKI PAUL F·Filed 2012·Application pending·0 cites
- 3240US2014230536A1Distributed acoustic monitoring via time-sheared incoherent frequency domain reflectometryDUNCAN ROGER GLEN·Filed 2013·Application pending·0 cites
- 3340US2012200422A1Use of Digital Transport Delay to Improve Measurement Fidelity in Swept-Wavelength SystemsDUNCAN ROGER GLEN·Filed 2011·Application pending·0 cites
- 3439US8474782B2System and method for effective isolation of an interferometerDIXON DAVID·Filed 2010·Granted Jul 2, 2013·0 cites·17 claims
- 3538US10429542B2Depth correction based on optical path measurementsCHILDERS BROOKS A·Filed 2013·Granted Oct 1, 2019·0 cites·18 claims
- 3638US2012175512A1Rayleigh scatter-based large diameter waveguide sensor systemDUNCAN ROGER G·Filed 2011·Application pending·0 cites
- 3738US2013094798A1Monitoring Structural Shape or Deformations with Helical-Core Optical FiberDUNCAN ROGER G·Filed 2012·Application pending·0 cites
- 3838US2012176250A1System and method for integrated downhole sensing and optical fiber monitoringDUNCAN ROGER G·Filed 2011·Application pending·0 cites
- 3937US2012237205A1System and method to compensate for arbitrary optical fiber lead-ins in an optical frequency domain reflectometry systemDUNCAN ROGER G·Filed 2011·Application pending·0 cites
- 4037US2016265905A1Distributed strain monitoring for downhole toolsDUNCAN ROGER GLEN·Filed 2016·Application pending·0 cites
- 4135US2012154168A1Photonic crystal waveguide downhole communication system and methodDUNCAN ROGER G·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →