Inventor · disambiguated record
John J. Grenawalt
Also filed as: GRENAWALT JOHN J
2 granted patents·28 citations·filing 1973–1976
61Inventor score
Files withYOUNGSTOWN SHEET AND TUBE CO2
Top patents by PatentIndex Score
2 records- 0164US4082576AUltra-high strength low alloy titanium bearing flat rolled steel and process for makingYOUNGSTOWN SHEET AND TUBE CO·Filed 1976·Granted Apr 4, 1978·14 cites·20 claims
- 0261US3939013AProcess for producing rimmed enameling steelYOUNGSTOWN SHEET AND TUBE CO·Filed 1973·Granted Feb 17, 1976·14 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →