Inventor · disambiguated record
Emil S. Johnson
Also filed as: JOHNSON EMIL S
2 granted patents·100 citations·filing 1975–1975
68Inventor score
Files withVETCO OFFSHORE IND INC2
Top patents by PatentIndex Score
2 records- 0189US3949292APipeline inspection device with pivotal support structureVETCO OFFSHORE IND INC·Filed 1975·Granted Apr 6, 1976·52 cites·3 claims
- 0285US3967194AMethod for flaw location in a magnetizable pipeline by use of magnetic markers positioned outside of said pipelineVETCO OFFSHORE IND INC·Filed 1975·Granted Jun 29, 1976·48 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →