Inventor · disambiguated record
Paul Bergren
Also filed as: BERGREN PAUL · BERGREN PAUL A · BERGREN PAUL ALLAN
20 granted patents·2 pending applications·590 citations·filing 1996–2012
96Inventor score
Top patents by PatentIndex Score
22 records- 0196US7423258B2Method and apparatus for analyzing a downhole fluid using a thermal detectorBAKER HUGHES INC·Filed 2005·Granted Sep 9, 2008·38 cites·35 claims
- 0291US7614302B2Acoustic fluid analysis methodBAKER HUGHES INC·Filed 2006·Granted Nov 10, 2009·18 cites·23 claims
- 0391US7280214B2Method and apparatus for a high resolution downhole spectrometerBAKER HUGHES INC·Filed 2004·Granted Oct 9, 2007·46 cites·39 claims
- 0491US6938470B2Method and apparatus for downhole fluid characterization using flexural mechanical resonatorsBAKER HUGHES INC·Filed 2002·Granted Sep 6, 2005·77 cites·30 claims
- 0591US6683681B2Method and apparatus for a downhole refractometer and attenuated reflectance spectrometerBAKER HUGHES INC·Filed 2002·Granted Jan 27, 2004·44 cites·27 claims
- 0690US7362422B2Method and apparatus for a downhole spectrometer based on electronically tunable optical filtersBAKER HUGHES INC·Filed 2004·Granted Apr 22, 2008·91 cites·29 claims
- 0790US7084392B2Method and apparatus for a downhole fluorescence spectrometerBAKER HUGHES INC·Filed 2003·Granted Aug 1, 2006·39 cites·33 claims
- 0886US7016026B2Method and apparatus for a downhole refractometer and attenuated reflectance spectrometerBAKER HUGHES INC·Filed 2003·Granted Mar 21, 2006·29 cites·27 claims
- 0984US7162918B2Method and apparatus for downhole fluid characterization using flexural mechanical resonatorsBAKER HUGHES INC·Filed 2005·Granted Jan 16, 2007·25 cites·20 claims
- 1082US8955375B2System and method for sampling and analyzing downhole formation fluidsDIFOGGIO ROCCO·Filed 2012·Granted Feb 17, 2015·6 cites·20 claims
- 1181US7826050B2System and method for dual path length optical analysis of fluids downholeBAKER HUGHES INC·Filed 2007·Granted Nov 2, 2010·7 cites·24 claims
- 1280US6798518B2Method and apparatus for a derivative spectrometerBAKER HUGHES INC·Filed 2002·Granted Sep 28, 2004·47 cites·25 claims
- 1379US8893547B2Acoustic transducers using quantum tunneling composite active elementsDIFOGGIO ROCCO·Filed 2011·Granted Nov 25, 2014·4 cites·23 claims
- 1472US5606124AApparatus and method for determining the gravitational orientation of a well logging instrumentWESTERN ATLAS INT INC·Filed 1996·Granted Feb 25, 1997·64 cites·14 claims
- 1570US8145429B2System and method for sampling and analyzing downhole formation fluidsDIFOGGIO ROCCO·Filed 2009·Granted Mar 27, 2012·9 cites·16 claims
- 1669US8878548B2Method for treating and sealing piezoelectric tuning forksDIFOGGIO ROCCO·Filed 2011·Granted Nov 4, 2014·2 cites·21 claims
- 1763US7540165B2Downhole sorption cooling and heating in wireline logging and monitoring while drillingBAKER HUGHES INC·Filed 2006·Granted Jun 2, 2009·6 cites·18 claims
- 1861US7124596B2Downhole sorption cooling and heating in wireline logging and monitoring while drillingBAKER HUGHES INC·Filed 2004·Granted Oct 24, 2006·19 cites·20 claims
- 1956US7694734B2Method and apparatus for insulating a resonator downholeBAKER HUGHES INC·Filed 2005·Granted Apr 13, 2010·5 cites·21 claims
- 2055US7214933B2Method and apparatus for a downhole fluorescence spectrometerBAKER HUGHES INC·Filed 2003·Granted May 8, 2007·14 cites·23 claims
- 2142US2013063149A1Reducing fluid capacitance and conductance effects on piezoelectric resonator measurementsSANDERLIN KERRY L·Filed 2012·Application pending·0 cites
- 2240US2012089335A1Fluid pressure-viscosity analyzer for downhole fluid sampling pressure drop rate settingKUMAR SUNIL·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →