Inventor · disambiguated record
Tsutomu Yamate
Also filed as: YAMATE TSUTOMU
52 granted patents·14 pending applications·1,354 citations·filing 1998–2023
99Inventor score
Files withSCHLUMBERGER TECHNOLOGY CORP47NAGANO KEIKI CO LTD2SATO SHIGERU2YAMATE TSUTOMU2HAHEIM SVEIN1
Top patents by PatentIndex Score
66 records- 0197US7379180B2Method and apparatus for downhole spectral analysis of fluidsSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted May 27, 2008·59 cites·14 claims
- 0297US7126680B2Method for measuring and calibrating measurements using optical fiber distributed sensorSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Oct 24, 2006·41 cites·6 claims
- 0397US6437326B1Permanent optical sensor downhole fluid analysis systemsSCHLUMBERGER TECHNOLOGY CORP·Filed 2000·Granted Aug 20, 2002·239 cites·40 claims
- 0497US6304686B1Methods and apparatus for measuring differential pressure with fiber optic sensor systemsSCHLUMBERGER TECHNOLOGY CORP·Filed 2000·Granted Oct 16, 2001·78 cites·24 claims
- 0596US7461547B2Methods and apparatus of downhole fluid analysisSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Dec 9, 2008·109 cites·31 claims
- 0696US7336356B2Method and apparatus for downhole spectral analysis of fluidsSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Feb 26, 2008·41 cites·21 claims
- 0796US7215416B2Method for measuring using optical fiber distributed sensorSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted May 8, 2007·30 cites·5 claims
- 0891US7720323B2High-temperature downhole devicesSCHLUMBERGER TECHNOLOGY CORP·Filed 2008·Granted May 18, 2010·48 cites·21 claims
- 0991US7392697B2Apparatus for downhole fluids analysis utilizing micro electro mechanical system (MEMS) or other sensorsSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Jul 1, 2008·25 cites·24 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
- 1190US7788972B2Method of downhole characterization of formation fluids, measurement controller for downhole characterization of formation fluids, and apparatus for downhole characterization of formation fluidsSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Sep 7, 2010·34 cites·9 claims
- 1290US7609380B2Real-time calibration for downhole spectrometerSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Oct 27, 2009·22 cites·27 claims
- 1389US7894297B2Methods and apparatus for borehole sensing including downhole tension sensingSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Feb 22, 2011·29 cites·27 claims
- 1489US7687770B2Methods and apparatus for multi dimension fluorescence spectrum measurement downholeSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Mar 30, 2010·15 cites·24 claims
- 1589US7511813B2Downhole spectral analysis toolSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Mar 31, 2009·17 cites·30 claims
- 1687US7687769B2Methods and apparatus for multi dimension fluorescence spectrum measurement and correlations downholeSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Mar 30, 2010·12 cites·22 claims
- 1786US8256283B2Method of downhole characterization of formation fluids, measurement controller for downhole characterization of formation fluids, and apparatus for downhole characterization of formation fluidsTERABAYASHI TORU·Filed 2010·Granted Sep 4, 2012·11 cites·16 claims
- 1886US6246048B1Methods 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
- 1985US8904859B2Detecting gas compounds for downhole fluid analysisLAWRENCE JIMMY·Filed 2012·Granted Dec 9, 2014·6 cites·18 claims
- 2085US7187620B2Method and apparatus for borehole sensingSCHLUMBERGER TECHNOLOGY CORP·Filed 2002·Granted Mar 6, 2007·54 cites·14 claims
- 2184US10746014B2Method and system for monitoring a condition of an elastic element used in a downhole toolSCHLUMBERGER TECHNOLOGY CORP·Filed 2018·Granted Aug 18, 2020·4 cites·14 claims
- 2284US7832276B2Pressure measuring device and methodSCHLUMBERGER TECHNOLOGY CORP·Filed 2008·Granted Nov 16, 2010·16 cites·19 claims
- 2384US7614294B2Systems and methods for downhole fluid compatibilitySCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Nov 10, 2009·24 cites·14 claims
- 2481US7937223B2Downhole fluid analysisSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted May 3, 2011·20 cites·23 claims
- 2581US7696901B2Methods and apparatus for photonic power conversion downholeSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Apr 13, 2010·22 cites·3 claims
- 2680US8528396B2Phase separation detection in downhole fluid samplingWU XU·Filed 2009·Granted Sep 10, 2013·21 cites·26 claims
- 2778US7933018B2Spectral imaging for downhole fluid characterizationSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Apr 26, 2011·18 cites·15 claims
- 2878US7793712B2Downhole toolSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Sep 14, 2010·15 cites·10 claims
- 2976US7929812B2Methods and apparatus for single fiber optical telemetrySCHLUMBERGER TECHNOLOGY CORP·Filed 2009·Granted Apr 19, 2011·14 cites·11 claims
- 3075US9611735B2Image-based measurement of a fluidSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Granted Apr 4, 2017·2 cites·16 claims
- 3174US8061048B2Apparatus for azimuth measurements using gyro sensorsIMAMURA TSUNEHIKO·Filed 2010·Granted Nov 22, 2011·7 cites·13 claims
- 3273US8397561B2Downhole sensor systems and methods thereofYAMATE TSUTOMU·Filed 2010·Granted Mar 19, 2013·5 cites·17 claims
- 3372US10355664B2Resonator applications for langasite and its isomorphsSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Granted Jul 16, 2019·3 cites·24 claims
- 3472US9874655B2Fluid analyzer using absorption spectroscopySCHLUMBERGER TECHNOLOGY CORP·Filed 2015·Granted Jan 23, 2018·1 cites·16 claims
- 3571US8294332B2Pressure transducerMATSUMOTO NORIYUKI·Filed 2007·Granted Oct 23, 2012·7 cites·32 claims
- 3670US8082780B2Methods and apparatus for decreasing a density of a downhole fluidVANNUFFELEN STEPHANE·Filed 2008·Granted Dec 27, 2011·13 cites·27 claims
- 3770US7644611B2Downhole fluid analysis for production loggingSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Jan 12, 2010·11 cites·23 claims
- 3870US6946645B2Measuring system with sweeping comb filter and multiplexerSCHLUMBERGER TECHNOLOGY CORP·Filed 2003·Granted Sep 20, 2005·14 cites·17 claims
- 3970US6363180B1Methods 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
- 4069US7712223B2Apparatus for azimuth measurements using gyro sensorsSCHLUMBERGER TECHNOLOGY CORP·Filed 2008·Granted May 11, 2010·11 cites·40 claims
- 4168US7801704B2Method and system for azimuth measurements using gyro sensorsSCHLUMBERGER TECHNOLOGY CORP·Filed 2008·Granted Sep 21, 2010·10 cites·59 claims
- 4267US8297351B2Downhole sensing system using carbon nanotube FETYOSHIUCHI HIDETOSHI·Filed 2008·Granted Oct 30, 2012·13 cites·19 claims
- 4366US8925379B2Downhole sensor systems and methods thereofSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Granted Jan 6, 2015·2 cites·16 claims
- 4466US7567485B2Method and apparatus for borehole sensingSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Jul 28, 2009·8 cites·7 claims
- 4564US8200436B2Method and apparatus for wellbore survey using inertial sensorsSATO SHIGERU·Filed 2009·Granted Jun 12, 2012·4 cites·43 claims
- 4661US9051821B2Microfluidic methods and apparatus to perform in situ chemical detectionTAN WEI HEONG·Filed 2008·Granted Jun 9, 2015·1 cites·7 claims
- 4759US10573574B2Devices for cooling and powerSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Granted Feb 25, 2020·0 cites·17 claims
- 4859US7515774B2Methods and apparatus for single fiber optical telemetrySCHLUMBERGER TECHNOLOGY CORP·Filed 2004·Granted Apr 7, 2009·18 cites·19 claims
- 4956US2024255320A1Optical fiber sensor and measuring system using the sameHAKUSAN CORP·Filed 2023·Application pending·0 cites
- 5055US7694735B2SondeHAHEIM SVEIN·Filed 2006·Granted Apr 13, 2010·5 cites·13 claims
Showing the top 50 of 66 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Tsutomu Yamate 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 →