Inventor · disambiguated record
Leon Ceh
Also filed as: CEH LEON
6 granted patents·1 pending application·23 citations·filing 2006–2014
79Inventor score
Top patents by PatentIndex Score
7 records- 0176US7538650B2Apparatus and method for magnetizing casing string tubularsSMITH INTERNATIONAL·Filed 2006·Granted May 26, 2009·7 cites·12 claims
- 0273US7679480B2Method for magnetizing casing string tubularsSMITH INTERNATIONAL·Filed 2009·Granted Mar 16, 2010·5 cites·20 claims
- 0370US7712519B2Transverse magnetization of casing string tubularsSMITH INTERNATIONAL·Filed 2006·Granted May 11, 2010·5 cites·15 claims
- 0467US8947094B2At-bit magnetic ranging and surveyingMCELHINNEY GRAHAM A·Filed 2012·Granted Feb 3, 2015·3 cites·11 claims
- 0562US9297249B2Method for improving wellbore survey accuracy and placementMCELHINNEY GRAHAM A·Filed 2012·Granted Mar 29, 2016·3 cites·8 claims
- 0651US7679481B2Magnetized casing string tubularsSMITH INTERNATIONAL·Filed 2009·Granted Mar 16, 2010·0 cites·6 claims
- 0744US2016245072A1Magnetic Gradient and Curvature Based Ranging MethodSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →