Inventor · disambiguated record
Leon M. Earl
Also filed as: EARL LEON · EARL LEON M
3 granted patents·156 citations·filing 1990–1996
77Inventor score
Technology areasE21B
Files withBOB FOURNET COMPANY3
Top patents by PatentIndex Score
3 records- 0170US5103430AMud pulse pressure signal generatorBOB FOURNET COMPANY·Filed 1990·Granted Apr 7, 1992·66 cites·21 claims
- 0267US5348091ASelf-adjusting centralizerBOB FOURNET COMPANY·Filed 1993·Granted Sep 20, 1994·47 cites·19 claims
- 0360US5660238ASwitch actuator and flow restrictor pilot valve assembly for measurement while drilling toolsBOB FOURNET COMPANY·Filed 1996·Granted Aug 26, 1997·43 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →