Inventor · disambiguated record
Charles Portal
Also filed as: COOK GLENN M · PORTAL CHARLES
5 granted patents·99 citations·filing 1975–1984
81Inventor score
Top patents by PatentIndex Score
5 records- 0186US4226685AElectrolytic treatment of plating wastesKENNECOTT COPPER CORP·Filed 1979·Granted Oct 7, 1980·53 cites·11 claims
- 0277US4584399APurification of L-phenylalanineGRACE W R & CO·Filed 1984·Granted Apr 22, 1986·13 cites·27 claims
- 0365US4026772ADirect electrochemical recovery of copper from dilute acidic solutionsKENNECOTT COPPER CORP·Filed 1975·Granted May 31, 1977·14 cites·16 claims
- 0456US4197181AStationary particulate bed dual electrodeKENNECOTT COPPER CORP·Filed 1979·Granted Apr 8, 1980·15 cites·11 claims
- 0535US4028202ADirect electrochemical recovery of copper from dilute ammoniacal solutionsKENNECOTT COPPER CORP·Filed 1975·Granted Jun 7, 1977·4 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →