Inventor · disambiguated record
Robert J. Schroeder
Also filed as: SCHROEDER ROBERT · SCHROEDER ROBERT J · SCHROEDER ROBERT JEROME
23 granted patents·8 pending applications·1,025 citations·filing 1990–2019
97Inventor score
Files withSCHLUMBERGER TECHNOLOGY CORP183DP UNLIMITED LLC1ANGELESCU DAN EUGEN1HARRISON CHRISTOPHER1SCHLUMBER TECHNOLOGY CORP1
Top patents by PatentIndex Score
31 records- 0198US5841131AFiber optic pressure transducers and pressure sensing system incorporating sameSCHLUMBERGER TECHNOLOGY CORP·Filed 1997·Granted Nov 24, 1998·182 cites·27 claims
- 0297US7126680B2Method for measuring and calibrating measurements using optical fiber distributed sensorSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Oct 24, 2006·41 cites·6 claims
- 0397US6304686B1Methods and apparatus for measuring differential pressure with fiber optic sensor systemsSCHLUMBERGER TECHNOLOGY CORP·Filed 2000·Granted Oct 16, 2001·78 cites·24 claims
- 0496US7215416B2Method for measuring using optical fiber distributed sensorSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted May 8, 2007·30 cites·5 claims
- 0596US6751556B2Technique and system for measuring a characteristic in a subterranean wellSENSOR HIGHWAY LTD·Filed 2002·Granted Jun 15, 2004·75 cites·50 claims
- 0693US5166747AApparatus and method for analyzing the composition of formation fluidsSCHLUMBERGER TECHNOLOGY CORP·Filed 1990·Granted Nov 24, 1992·169 cites·15 claims
- 0792US7279678B2Method and apparatus for composition analysis in a logging environmentSCHLUMBER TECHNOLOGY CORP·Filed 2005·Granted Oct 9, 2007·21 cites·34 claims
- 0892US6898339B2Multiple mode pre-loadable fiber optic pressure and temperature sensorSCHLUMBERGER TECHNOLOGY CORP·Filed 2002·Granted May 24, 2005·55 cites·26 claims
- 0991US9291585B2Apparatus and method for phase equilibrium with in-situ sensingSINGH ANIL·Filed 2011·Granted Mar 22, 2016·19 cites·12 claims
- 1091US6218661B1Methods and apparatus for mechanically enhancing the sensitivity of transversely loaded fiber optic sensorsSCHLUMBERGER TECHNOLOGY CORP·Filed 1998·Granted Apr 17, 2001·100 cites·32 claims
- 1190US8564768B2High pressure and high temperature optical spectroscopy cell using spherical surfaced lenses in direct contact with a fluid pathwaySCHROEDER ROBERT·Filed 2009·Granted Oct 22, 2013·18 cites·48 claims
- 1287US7695629B2Microfluidic separatorSCHLUMBERGER TECHNOLOGY CORP·Filed 2009·Granted Apr 13, 2010·26 cites·29 claims
- 1386US8910514B2Systems and methods of determining fluid propertiesSULLIVAN MATTHEW T·Filed 2012·Granted Dec 16, 2014·17 cites·23 claims
- 1486US6246048B1Methods and apparatus for mechanically enhancing the sensitivity of longitudinally loaded fiber optic sensorsSCHLUMBERGER TECHNOLOGY CORP·Filed 1999·Granted Jun 12, 2001·65 cites·36 claims
- 1578US7933018B2Spectral imaging for downhole fluid characterizationSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Apr 26, 2011·18 cites·15 claims
- 1675US11433611B2Dual hob drive quick release high flow filament extruder3DP UNLIMITED LLC·Filed 2019·Granted Sep 6, 2022·2 cites·16 claims
- 1775US5790185AVideo inspection or logging toolFiled 1996·Granted Aug 4, 1998·43 cites·28 claims
- 1870US6946645B2Measuring system with sweeping comb filter and multiplexerSCHLUMBERGER TECHNOLOGY CORP·Filed 2003·Granted Sep 20, 2005·14 cites·17 claims
- 1970US6363180B1Methods and apparatus for enhancing dynamic range, sensitivity, accuracy, and resolution in fiber optic sensor systemsSCHLUMBERGER TECHNOLOGY CORP·Filed 1999·Granted Mar 26, 2002·28 cites·37 claims
- 2068US8786860B2Measurement of liquid fraction dropout using micropatterned surfacesHARRISON CHRISTOPHER·Filed 2011·Granted Jul 22, 2014·1 cites·27 claims
- 2168US7799278B2Microfluidic system for chemical analysisSCHLUMBERGER TECHNOLOGY CORP·Filed 2004·Granted Sep 21, 2010·11 cites·39 claims
- 2267US7658226B2Method of monitoring fluid placement during stimulation treatmentsSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Feb 9, 2010·12 cites·10 claims
- 2357US8389054B2Fabrication technique for metallic devices with embedded optical elements, optical devices, or optical and electrical feedthroughsANGELESCU DAN EUGEN·Filed 2008·Granted Mar 5, 2013·0 cites·28 claims
- 2454US2005140966A1Method for measuring and calibrating measurments using optical fiber distributed sensorSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Application pending·0 cites
- 2553US2009090222A1Sink sprayer holder installerSCHROEDER ROBERT JEROME·Filed 2008·Application pending·0 cites
- 2650US2003234921A1Method for measuring and calibrating measurements using optical fiber distributed sensorFiled 2002·Application pending·0 cites
- 2744US2019217532A1Additive and Subtractive Manufacturing SystemSCHROEDER JONATHAN R·Filed 2017·Application pending·0 cites
- 2843US2016040533A1Pressure Volume Temperature SystemSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Application pending·0 cites
- 2941US2010269579A1Detecting gas compounds for downhole fluid analysis using microfluidics and reagent with optical signatureSCHLUMBERGER TECHNOLOGY CORP·Filed 2009·Application pending·0 cites
- 3041US2014260586A1Method to perform rapid formation fluid analysisSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Application pending·0 cites
- 3134US2002109081A1Measuring system with comb filter interferometer and multiplexerFiled 2000·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Robert J. Schroeder files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →