Inventor · disambiguated record

Charles W. Mayfield

Also filed as: MAYFIELD CHARLES W

2 granted patents·4 citations·filing 1980–1980

45Inventor score

Technology areasB61D Y10T

Files withYOUNGSTOWN STEEL DOOR CO2

Top patents by PatentIndex Score

2 records

0123US4377304ADoor lockYOUNGSTOWN STEEL DOOR CO·Filed 1980·Granted Mar 22, 1983·2 cites·7 claims
0223US4353187ADoor repair method and repair section thereforYOUNGSTOWN STEEL DOOR CO·Filed 1980·Granted Oct 12, 1982·2 cites·11 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →