Inventor · disambiguated record
Alan Mackenzie
Also filed as: MACKENZIE ALAN · MACKENZIE ALAN P
16 granted patents·529 citations·filing 1995–2016
94Inventor score
Top patents by PatentIndex Score
16 records- 0192US6561279B2Method and apparatus for completing a wellboreBAKER HUGHES INC·Filed 2002·Granted May 13, 2003·113 cites·18 claims
- 0292US6419026B1Method and apparatus for completing a wellboreBAKER HUGHES INC·Filed 2000·Granted Jul 16, 2002·116 cites·16 claims
- 0386US5749419ACompletion apparatus and methodBAKER HUGHES INC·Filed 1995·Granted May 12, 1998·118 cites·29 claims
- 0484US8973680B2Lockable reamerMACKENZIE ALAN·Filed 2011·Granted Mar 10, 2015·13 cites·32 claims
- 0580US5689895AProbe positioning device for a flask freeze dryingS P IND INC THE VIRTIS DIVISIO·Filed 1996·Granted Nov 25, 1997·36 cites·21 claims
- 0679US8028763B2Downhole toolPARADIGM OILFIELD SERVICES LTD·Filed 2009·Granted Oct 4, 2011·19 cites·40 claims
- 0778US7243722B2Expander deviceE2TECH LTD·Filed 2002·Granted Jul 17, 2007·53 cites·28 claims
- 0868US7185701B2Apparatus and method for radially expanding a tubular memberE 2 TECH LTD·Filed 2002·Granted Mar 6, 2007·28 cites·51 claims
- 0964US7401650B2Apparatus and methods for radially expanding a tubular memberE2 TECH LTD·Filed 2007·Granted Jul 22, 2008·6 cites·22 claims
- 1063US9359866B2Downhole tool actuatorNOV DOWNHOLE EURASIA LTD·Filed 2012·Granted Jun 7, 2016·2 cites·9 claims
- 1156US10830011B2Selective downhole actuatorNOV DOWNHOLE EURASIA LTD·Filed 2016·Granted Nov 10, 2020·1 cites·24 claims
- 1248US7073583B2Method and apparatus for expanding tubing downholeE2TECH LTD·Filed 2001·Granted Jul 11, 2006·18 cites·16 claims
- 1344US7654332B2Apparatus and methods for radially expanding a tubular memberE2 TECH LTD·Filed 2008·Granted Feb 2, 2010·0 cites·20 claims
- 1444US6619398B2Cement diverter system for multilateral junctions and method for cementing a junctionBAKER HUGHES INC·Filed 2001·Granted Sep 16, 2003·6 cites·12 claims
- 1540US9482066B2Downhole tool activationNOV DOWNHOLE EURASIA LTD·Filed 2013·Granted Nov 1, 2016·0 cites·21 claims
- 1634US8905158B2Downhole toolRITCHIE DARREN·Filed 2010·Granted Dec 9, 2014·0 cites·19 claims
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