Inventor · disambiguated record
Yong Chang
Also filed as: CHANG YONG · CHANG YONG-FONG
10 granted patents·3 pending applications·58 citations·filing 2008–2025
86Inventor score
Files withSCHLUMBERGER TECHNOLOGY CORP9BIGWOOD TECHNOLOGY INC1CHANG YONG1PABON JAHIR A1POP JULIAN J1
Top patents by PatentIndex Score
13 records- 0182US8014987B2Modeling the transient behavior of BHA/drill string while drillingSCHLUMBERGER TECHNOLOGY CORP·Filed 2008·Granted Sep 6, 2011·22 cites·30 claims
- 0281US9581019B2Measurement pretest drawdown methods and apparatusCHANG YONG·Filed 2011·Granted Feb 28, 2017·9 cites·17 claims
- 0376US11384637B2Systems and methods for formation fluid samplingSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Granted Jul 12, 2022·5 cites·13 claims
- 0476US9659113B2Technique for establishing predictive reach through a deviated wellSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Granted May 23, 2017·5 cites·18 claims
- 0566US8180614B2Modeling vibration effects introduced by mud motorPABON JAHIR A·Filed 2008·Granted May 15, 2012·11 cites·21 claims
- 0663US9097103B2Methods and apparatus for planning and dynamically updating sampling operations while drilling in a subterranean formationPOP JULIAN J·Filed 2009·Granted Aug 4, 2015·6 cites·8 claims
- 0759US10718209B2Single packer inlet configurationsSCHLUMBERGER TECHNOLOGY CORP·Filed 2019·Granted Jul 21, 2020·0 cites·20 claims
- 0858US2025354479A1Wellbore mechanical caliper toolSCHLUMBERGER TECHNOLOGY CORP·Filed 2025·Application pending·0 cites
- 0953US12435614B2Systems and methods for detecting high frequency torsional oscillationSCHLUMBERGER TECHNOLOGY CORP·Filed 2023·Granted Oct 7, 2025·0 cites·16 claims
- 1050US10184335B2Single packers inlet configurationsSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Granted Jan 22, 2019·0 cites·4 claims
- 1149US2015330218A1Methods And Apparatus For Planning And Dynamically Updating Sampling Operations While Drilling In A Subterranean FormationSCHLUMBERGER TECHNOLOGY CORP·Filed 2015·Application pending·0 cites
- 1243US10294784B2Systems and methods for controlling flow rate in a focused downhole acquisition toolSCHLUMBERGER TECHNOLOGY CORP·Filed 2015·Granted May 21, 2019·0 cites·23 claims
- 1342US2014257767A1PSO-Guided Trust-Tech Methods for Global Unconstrained OptimizationBIGWOOD TECHNOLOGY INC·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →