Inventor · disambiguated record
Folke Karl Evald Johansson
Also filed as: JOHANSSON FOLKE KARL EVALD
2 granted patents·30 citations·filing 1973–1974
61Inventor score
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2 records- 0175US3985544AMethod for simultaneous combined production of electrical energy and crude ironSTORA KOPPARBERGS BERGSLAGS AB·Filed 1974·Granted Oct 12, 1976·18 cites·6 claims
- 0266US3932173AInductially heated gas lift pump action method for melt reductionASEA AB·Filed 1973·Granted Jan 13, 1976·12 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →