Inventor · disambiguated record
Balasubramanian Durairajan
Also filed as: DURAIRAJAN BALASUBRAMANIAN
6 granted patents·2 pending applications·23 citations·filing 2016–2024
77Inventor score
Top patents by PatentIndex Score
8 records- 0189US10731420B2Indexing drill bitSCHLUMBERGER TECHNOLOGY CORP·Filed 2016·Granted Aug 4, 2020·7 cites·19 claims
- 0288US10774596B2Rolling cutter stabilitySMITH INTERNATIONAL·Filed 2016·Granted Sep 15, 2020·7 cites·20 claims
- 0383US10794118B2Fixed cutter bits and other downhole tools having non-planar cutting elements thereonSMITH INTERNATIONAL·Filed 2016·Granted Oct 6, 2020·8 cites·19 claims
- 0474US10851594B2Kerfing hybrid drill bit and other downhole cutting toolsSMITH INTERNATIONAL·Filed 2018·Granted Dec 1, 2020·1 cites·11 claims
- 0560US12473813B2Detecting ringout on an expandable toolSCHLUMBERGER TECHNOLOGY CORP·Filed 2024·Granted Nov 18, 2025·0 cites·20 claims
- 0646US2025245396A1Systems and methods for determining bit behaviorSCHLUMBERGER TECHNOLOGY CORP·Filed 2024·Application pending·0 cites
- 0740US11016466B2Method of designing and optimizing fixed cutter drill bits using dynamic cutter velocity, displacement, forces and workSMITH INTERNATIONAL·Filed 2016·Granted May 25, 2021·0 cites·22 claims
- 0830US2020270972A1System and architecture for comparing and selecting a drill bit designSCHLUMBERGER TECHNOLOGY CORP·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →