Inventor · disambiguated record
Martin Evans
Also filed as: EVANS MARTIN · EVANS MARTIN T · EVANS MARTIN TOWNLEY
9 granted patents·743 citations·filing 1982–2007
92Inventor score
Top patents by PatentIndex Score
9 records- 0194US6600321B2Apparatus and method for wellbore resistivity determination and imaging using capacitive couplingBAKER HUGHES INC·Filed 2002·Granted Jul 29, 2003·161 cites·18 claims
- 0293US5502686AMethod and apparatus for imaging a borehole sidewallWESTERN ATLAS INT·Filed 1994·Granted Mar 26, 1996·164 cites·16 claims
- 0389US7250768B2Apparatus and method for resistivity measurements during rotational drillingBAKER HUGHES INC·Filed 2003·Granted Jul 31, 2007·62 cites·24 claims
- 0489US6850068B2Formation resistivity measurement sensor contained onboard a drill bit (resistivity in bit)BAKER HUGHES INC·Filed 2003·Granted Feb 1, 2005·107 cites·12 claims
- 0589US6714014B2Apparatus and method for wellbore resistivity imaging using capacitive couplingBAKER HUGHES INC·Filed 2001·Granted Mar 30, 2004·115 cites·82 claims
- 0682US7576543B2Apparatus and method for resistivity measurements during rotational drillingBAKER HUGHES INC·Filed 2007·Granted Aug 18, 2009·16 cites·22 claims
- 0782US6348796B2Image focusing method and apparatus for wellbore resistivity imagingBAKER HUGHES INC·Filed 2001·Granted Feb 19, 2002·57 cites·19 claims
- 0871US4586137AMethod for generating variable well logging data compositesDRESSER IND·Filed 1982·Granted Apr 29, 1986·28 cites·14 claims
- 0956US6025722AAzimuthally segmented resistivity measuring apparatus and methodWESTERN ATLAS INT INC·Filed 1997·Granted Feb 15, 2000·33 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →