Inventor · disambiguated record
Evan G. Lewis
Also filed as: LEWIS EVAN G
4 granted patents·38 citations·filing 2006–2006
74Inventor score
Technology areasE21B
Files withBAKER HUGHES INC4
Top patents by PatentIndex Score
4 records- 0180US7562700B2Wireline supported tubular millBAKER HUGHES INC·Filed 2006·Granted Jul 21, 2009·22 cites·26 claims
- 0266US7422057B2Whipstock with curved rampBAKER HUGHES INC·Filed 2006·Granted Sep 9, 2008·10 cites·16 claims
- 0354US7575049B2Exit window milling assembly with improved restraining forceBAKER HUGHES INC·Filed 2006·Granted Aug 18, 2009·4 cites·20 claims
- 0447US7490663B2Thread fatigue relief for tool jointBAKER HUGHES INC·Filed 2006·Granted Feb 17, 2009·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →