Inventor · disambiguated record
Sihar Marpaung
Also filed as: MARPAUNG SIHAR
4 granted patents·2 pending applications·36 citations·filing 2008–2015
71Inventor score
Top patents by PatentIndex Score
6 records- 0176US8109157B2Methods and apparatus of downhole fluids analysisKANAYAMA KAZUMASA·Filed 2008·Granted Feb 7, 2012·26 cites·16 claims
- 0265US8434357B2Clean fluid sample for downhole measurementsHSU KAI·Filed 2009·Granted May 7, 2013·9 cites·22 claims
- 0360US9275009B2Calibration and consistency check of variable volume systemsHSU KAI·Filed 2012·Granted Mar 1, 2016·1 cites·18 claims
- 0445US10174606B2System and method for caliper calibrationSCHLUMBERGER TECHNOLOGY CORP·Filed 2015·Granted Jan 8, 2019·0 cites·20 claims
- 0537US2015361744A1Downhole Pressure CompensatorSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Application pending·0 cites
- 0631US2015361781A1Fastening Technique in a Downhole ToolSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →