Inventor · disambiguated record
Nathan Brian Coffey
Also filed as: COFFEY NATHAN · COFFEY NATHAN BRIAN
8 granted patents·1 pending application·57 citations·filing 2010–2022
84Inventor score
Technology areasE21B
Top patents by PatentIndex Score
9 records- 0190US8393392B2Method and apparatus for perforating multiple wellbore intervalsMYTOPHER TERRY LEE·Filed 2010·Granted Mar 12, 2013·35 cites·17 claims
- 0280US10822931B2Firing mechanism for a perforating gun or other downhole toolNINE ENERGY CANADA INC·Filed 2017·Granted Nov 3, 2020·4 cites·4 claims
- 0374US8950509B2Firing assembly for a perforating gunCOFFEY NATHAN BRIAN·Filed 2011·Granted Feb 10, 2015·6 cites·10 claims
- 0473US9441466B2Well perforating apparatusNINE ENERGY CANADA INC·Filed 2014·Granted Sep 13, 2016·4 cites·14 claims
- 0573US8622132B2Method of perforating a wellboreCOFFEY NATHAN BRIAN·Filed 2010·Granted Jan 7, 2014·5 cites·5 claims
- 0660US9664013B2Wellbore subassemblies and methods for creating a flowpathNINE ENERGY CANADA INC·Filed 2013·Granted May 30, 2017·2 cites·11 claims
- 0754US9945214B2Firing mechanism for a perforating gun or other downhole toolNINE ENERGY CANADA INC·Filed 2014·Granted Apr 17, 2018·1 cites·16 claims
- 0836US12497856B2High expansion multi-slip frac plug with narrow cross-sectionLATERAL COMPLETIONS LTD·Filed 2022·Granted Dec 16, 2025·0 cites·9 claims
- 0931US2021123329A1Perforation tool having dissolvable plugs and methods of using sameLATERAL COMPLETIONS LTD·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →