Inventor · disambiguated record
Stephen Hekelaar
Also filed as: HEKELAAR STEPHEN · HEKELAAR STEPHEN J
9 granted patents·2 pending applications·89 citations·filing 2011–2018
88Inventor score
Technology areasE21B
Top patents by PatentIndex Score
11 records- 0195US9353589B2Multi-cycle pipe cutter and related methodsSMITH INTERNATIONAL·Filed 2013·Granted May 31, 2016·28 cites·23 claims
- 0293US10544640B2Multi-cycle pipe cutter and related methodsSMITH INTERNATIONAL·Filed 2016·Granted Jan 28, 2020·20 cites·21 claims
- 0387US10151164B2Single-trip casing cutting and bridge plug settingSCHLUMBERGER TECHNOLOGY CORP·Filed 2015·Granted Dec 11, 2018·9 cites·20 claims
- 0485US9416635B2System and method of cutting and removing casings from wellboreSMITH INTERNATIONAL·Filed 2013·Granted Aug 16, 2016·10 cites·21 claims
- 0584US10047582B2Extended duration section mill and methods of useSMITH INTERNATIONAL·Filed 2016·Granted Aug 14, 2018·4 cites·18 claims
- 0684US9222328B2Wellhead latch and removal systemsSMITH INTERNATIONAL·Filed 2013·Granted Dec 29, 2015·8 cites·20 claims
- 0771US10113394B2Multi-stage flow deviceSMITH INTERNATIONAL·Filed 2015·Granted Oct 30, 2018·2 cites·19 claims
- 0870US9404331B2Extended duration section mill and methods of useSMITH INTERNATIONAL·Filed 2013·Granted Aug 2, 2016·3 cites·20 claims
- 0967US8602101B2Multi-cycle pipe cutter and related methodsGIBSON KENNETH·Filed 2011·Granted Dec 10, 2013·5 cites·22 claims
- 1050US2019106957A1Single-trip casing cutting and bridge plug settingSCHLUMBERGER TECHNOLOGY CORP·Filed 2018·Application pending·0 cites
- 1148US2016069165A1Axially actuated external wellhead latchSMITH INTERNATIONAL·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →