Inventor · disambiguated record
Helen S. Leaver
Also filed as: LEAVER HELEN S
3 granted patents·52 citations·filing 1977–1984
71Inventor score
Files withAMAX INC3
Top patents by PatentIndex Score
3 records- 0184US4104359ARegeneration of organic extractants containing α-hydroxyoximesAMAX INC·Filed 1977·Granted Aug 1, 1978·27 cites·1 claims
- 0276US4600435ASolvent extraction of cobalt (II) from sulfate solutions with cobalt extractantsAMAX INC·Filed 1984·Granted Jul 15, 1986·20 cites·9 claims
- 0342US4221765APurification of nickel chloride solutionsAMAX INC·Filed 1979·Granted Sep 9, 1980·5 cites·65 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →