Inventor · disambiguated record
Alan D. Kersey
Also filed as: KERSEY ALAN · KERSEY ALAN D
182 granted patents·30 pending applications·6,825 citations·filing 1984–2024
99Inventor score
Top patents by PatentIndex Score
212 records- 0199US6732575B2Fluid parameter measurement for industrial sensing applications using acoustic pressuresCIDRA CORP·Filed 2001·Granted May 11, 2004·156 cites·41 claims
- 0299US6354147B1Fluid parameter measurement in pipes using acoustic pressuresCIDRA CORP·Filed 1999·Granted Mar 12, 2002·370 cites·86 claims
- 0399US5892860AMulti-parameter fiber optic sensor for use in harsh environmentsCIDRA CORP·Filed 1997·Granted Apr 6, 1999·281 cites·36 claims
- 0498US6862920B2Fluid parameter measurement in pipes using acoustic pressuresWEATHERFORD LAMB·Filed 2002·Granted Mar 8, 2005·122 cites·35 claims
- 0598US6587798B2Method and system for determining the speed of sound in a fluid within a conduitWEATHERFORD LAMB·Filed 2001·Granted Jul 1, 2003·173 cites·4 claims
- 0698US6470036B1Tunable external cavity semiconductor laser incorporating a tunable bragg gratingCIDRA CORP·Filed 2000·Granted Oct 22, 2002·104 cites·11 claims
- 0798US6422084B1Bragg grating pressure sensorWEATHERFORD LAMB·Filed 1999·Granted Jul 23, 2002·177 cites·73 claims
- 0898US6285806B1Coherent reflectometric fiber Bragg grating sensor arrayUS NAVY·Filed 1998·Granted Sep 4, 2001·206 cites·22 claims
- 0998US5680489AOptical sensor system utilizing bragg grating sensorsUS NAVY·Filed 1996·Granted Oct 21, 1997·296 cites·17 claims
- 1097US8795971B2Centroid markers for image analysis of high density clusters in complex polynucleotide sequencingILLUMINA CAMBRIDGE LTD·Filed 2013·Granted Aug 5, 2014·30 cites·18 claims
- 1197US8049893B2Methods of identifying analytes and using encoded particlesILLUMINA INC·Filed 2010·Granted Nov 1, 2011·20 cites·20 claims
- 1297US7508608B2Lithographically fabricated holographic optical identification elementILLUMINA INC·Filed 2005·Granted Mar 24, 2009·31 cites·13 claims
- 1397US7322245B2Apparatus and method for measuring a fluid flowing in a pipe using acoustic pressuresCIDRA CORP·Filed 2005·Granted Jan 29, 2008·33 cites·12 claims
- 1497US6820489B2Optical differential pressure sensorWEATHERFORD LAMB·Filed 2003·Granted Nov 23, 2004·68 cites·20 claims
- 1597US6785004B2Method and apparatus for interrogating fiber optic sensorsWEATHERFORD LAMB·Filed 2000·Granted Aug 31, 2004·110 cites·71 claims
- 1697US5757487AMethods and apparatus for distributed optical fiber sensing of strain or multiple parametersUS ARMY·Filed 1997·Granted May 26, 1998·169 cites·22 claims
- 1796US7619819B2Method and apparatus for drug product tracking using encoded optical identification elementsILLUMINA INC·Filed 2005·Granted Nov 17, 2009·46 cites·34 claims
- 1896US7164533B2Hybrid random bead/chip based microarrayCYVERA CORP·Filed 2004·Granted Jan 16, 2007·92 cites·23 claims
- 1996US6988411B2Fluid parameter measurement for industrial sensing applications using acoustic pressuresCIDRA CORP·Filed 2004·Granted Jan 24, 2006·62 cites·43 claims
- 2096US6489606B1Bragg grating sensor system with spectral response or code division multiplexingCIDRA CORP·Filed 2000·Granted Dec 3, 2002·84 cites·21 claims
- 2195US9352335B2Synthetic beads/bubbles functionalized with molecules for attracting and attaching to mineral particles of interestROTHMAN PAUL J·Filed 2012·Granted May 31, 2016·10 cites·40 claims
- 2295US8614852B2Elongated microparticles having an optically detectable code configured to at least one of reflect or filter lightKERSEY ALAN D·Filed 2010·Granted Dec 24, 2013·10 cites·21 claims
- 2395US6668656B2Optical sensor having differing diametersWEATHERFORD LAMB·Filed 2002·Granted Dec 30, 2003·48 cites·37 claims
- 2495US6490931B1Fused tension-based fiber grating pressure sensorWEATHERFORD LAMB·Filed 1999·Granted Dec 10, 2002·108 cites·86 claims
- 2595US5361130AFiber grating-based sensing system with interferometric wavelength-shift detectionUS ARMY·Filed 1992·Granted Nov 1, 1994·186 cites·26 claims
- 2695US5206924AFiber optic Michelson sensor and arrays with passive elimination of polarization fading and source feedback isolationUS NAVY·Filed 1992·Granted Apr 27, 1993·113 cites·18 claims
- 2794US6363089B1Compression-tuned Bragg grating and laserCIDRA CORP·Filed 2000·Granted Mar 26, 2002·54 cites·26 claims
- 2894US6278811B1Fiber optic bragg grating pressure sensorFiled 1999·Granted Aug 21, 2001·107 cites·22 claims
- 2994US6191414B1Composite form as a component for a pressure transducerCIDRA CORP·Filed 1999·Granted Feb 20, 2001·98 cites·21 claims
- 3094US5987197AArray topologies for implementing serial fiber Bragg grating interferometer arraysCIDRA CORP·Filed 1997·Granted Nov 16, 1999·119 cites·17 claims
- 3193US11035826B1Method and apparatus for determining GVF—gas volume fraction—for aerated fluids and liquids in flotation tanks, columns, drums, tubes, vatsCIDRA CORPORATE SERVICES INC·Filed 2021·Granted Jun 15, 2021·2 cites·18 claims
- 3293US7843567B2Methods of identifying an analyte and nucleic acid analysisILLUMINA INC·Filed 2009·Granted Nov 30, 2010·17 cites·49 claims
- 3393US7796333B2Encoded microparticles and a method for fabricatingILLUMINA INC·Filed 2008·Granted Sep 14, 2010·12 cites·40 claims
- 3493US7602952B2Scanner having spatial light modulatorILLUMINA INC·Filed 2005·Granted Oct 13, 2009·26 cites·18 claims
- 3593US7503227B2Method and apparatus for measuring parameters of a fluid flow using an array of sensorsCIDRA CORPORATE SERVICES INC·Filed 2006·Granted Mar 17, 2009·32 cites·23 claims
- 3693US7389187B2Apparatus and method using an array of ultrasonic sensors for determining the velocity of a fluid within a pipeCIDRA CORP·Filed 2004·Granted Jun 17, 2008·54 cites·15 claims
- 3793US6931188B2Side-hole cane waveguide sensorWEATHERFORD LAMB·Filed 2003·Granted Aug 16, 2005·39 cites·38 claims
- 3893US6621957B1Temperature compensated optical deviceCIDRA CORP·Filed 2000·Granted Sep 16, 2003·58 cites·71 claims
- 3993US6601671B1Method and apparatus for seismically surveying an earth formation in relation to a boreholeWEATHERFORD LAMB·Filed 2000·Granted Aug 5, 2003·93 cites·91 claims
- 4093US6229827B1Compression-tuned bragg grating and laserCIDRA CORP·Filed 1999·Granted May 8, 2001·130 cites·48 claims
- 4192US7659983B2Hybrid random bead/chip based microarrayELECTRONICS AND TELECOMM RESAR·Filed 2006·Granted Feb 9, 2010·25 cites·31 claims
- 4292US6776045B2Bragg grating pressure sensor for industrial sensing applicationsCIDRA CORP·Filed 2001·Granted Aug 17, 2004·38 cites·33 claims
- 4392US5986749AFiber optic sensing systemCIDRA CORP·Filed 1997·Granted Nov 16, 1999·108 cites·33 claims
- 4492US5748312ASensing apparatus and method for detecting strain between fiber bragg grating sensors inscribed into an optical fiberUS OF AMERICAN AS REPRESENTED·Filed 1995·Granted May 5, 1998·98 cites·12 claims
- 4592US4897543AApparatus and method for minimizing polarization-induced signal fading in an interferometric fiber-optic sensor using input-polarization controlUS NAVY·Filed 1989·Granted Jan 30, 1990·53 cites·17 claims
- 4691US11773317B2Smart proppant technology for fracking and well production performance monitoringCIDRA CORPORATE SERVICES INC·Filed 2021·Granted Oct 3, 2023·1 cites·12 claims
- 4791US7019883B2Dynamic optical filter having a spatial light modulatorCIDRA CORP·Filed 2002·Granted Mar 28, 2006·45 cites·20 claims
- 4891US6982996B1Large diameter optical waveguide, grating, and laserWEATHERFORD LAMB·Filed 1999·Granted Jan 3, 2006·75 cites·94 claims
- 4991US6915048B2Fabry-perot filter/resonatorCIDRA CORP·Filed 2002·Granted Jul 5, 2005·51 cites·34 claims
- 5091US6626043B1Fluid diffusion resistant glass-encased fiber optic sensorWEATHERFORD LAMB·Filed 2000·Granted Sep 30, 2003·33 cites·41 claims
Showing the top 50 of 212 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →