Inventor · disambiguated record
Charles Butterfield
Also filed as: BUTTERFIELD CHARLES · BUTTERFIELD CHARLES A JR · BUTTERFIELD JR CHARLES A · BUTTERFIELD JR CHARLES ANTHONY
12 granted patents·5 pending applications·514 citations·filing 1997–2014
93Inventor score
Files withENVENTURE GLOBAL TECHNOLOGY6HALLIBURTON ENERGY SERV INC6BENNETT FREDERICK C1ENVENTURE GLOBAL TECHNOLOGY L L C1FRANK S INR INC1
Top patents by PatentIndex Score
17 records- 0192US6799638B2Method, apparatus and system for selective release of cementing plugsHALLIBURTON ENERGY SERV INC·Filed 2002·Granted Oct 5, 2004·148 cites·40 claims
- 0287US6011346AApparatus and method for generating electricity from energy in a flowing stream of fluidHALLIBURTON ENERGY SERV INC·Filed 1998·Granted Jan 4, 2000·126 cites·21 claims
- 0381US8499840B2Downhole release joint with radially expandable memberBENNETT FREDERICK C·Filed 2010·Granted Aug 6, 2013·12 cites·10 claims
- 0481US6318472B1Hydraulic set liner hanger setting mechanism and methodHALLIBURTON ENERGY SERV INC·Filed 1999·Granted Nov 20, 2001·88 cites·23 claims
- 0577US6571880B1Method and multi-purpose apparatus for control of fluid in wellbore casingFRANK S INR INC·Filed 2000·Granted Jun 3, 2003·54 cites·22 claims
- 0674US10018004B2Method and apparatus for casing entrySCIENT DRILLING INT INC·Filed 2014·Granted Jul 10, 2018·6 cites·56 claims
- 0765US6796377B2Anti-rotation apparatus for limiting rotation of cementing plugsHALLIBURTON ENERGY SERV INC·Filed 2002·Granted Sep 28, 2004·19 cites·14 claims
- 0861US7886831B2Apparatus for radially expanding and plastically deforming a tubular memberENVENTURE GLOBAL TECHNOLOGY L L C·Filed 2007·Granted Feb 15, 2011·7 cites·21 claims
- 0960US5967231APlug release indication methodHALLIBURTON ENERGY SERV INC·Filed 1997·Granted Oct 19, 1999·37 cites·18 claims
- 1058US7823659B2Apparatus and methods for drilling and lining a wellboreENVENTURE GLOBAL TECHNOLOGY·Filed 2008·Granted Nov 2, 2010·7 cites·7 claims
- 1153US8695699B2Downhole release joint with radially expandable memberWHIDDON RICHARD M·Filed 2010·Granted Apr 15, 2014·2 cites·19 claims
- 1250US2007289818A1Expandable Tubular LubricationENVENTURE GLOBAL TECHNOLOGY·Filed 2007·Application pending·0 cites
- 1345US7080687B2Anti-rotation method and apparatus for limiting rotation of cementing plugsHALLIBURTON ENERGY SERV INC·Filed 2004·Granted Jul 25, 2006·8 cites·16 claims
- 1442US2014041880A1Hybrid expansion coneENVENTURE GLOBAL TECHNOLOGY·Filed 2013·Application pending·0 cites
- 1538US2007169944A1System for lining a wellbore casingENVENTURE GLOBAL TECHNOLOGY·Filed 2007·Application pending·0 cites
- 1635US2008142213A1Radial expansion of a wellbore casing against a formationENVENTURE GLOBAL TECHNOLOGY·Filed 2007·Application pending·0 cites
- 1735US2009090516A1Tubular linerENVENTURE GLOBAL TECHNOLOGY·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →