Assignee
EL CHEM CORP
4 granted patents·166 citations·filing 1978–1981
Top patents by PatentIndex Score
4 records- 0191US4372823ARechargeable electrical storage battery with zinc anode and aqueous alkaline electrolyteEL CHEM CORP·Filed 1981·Granted Feb 8, 1983·58 cites·12 claims
- 0285US4307164ARechargeable electrical storage battery with zinc anode and aqueous alkaline electrolyteEL CHEM CORP·Filed 1979·Granted Dec 22, 1981·37 cites·23 claims
- 0384US4207391ARechargeable electrical storage battery with zinc anode and aqueous alkaline electrolyteEL CHEM CORP·Filed 1978·Granted Jun 10, 1980·42 cites·6 claims
- 0474US4525425AWater and oil repellent metal oxide-organic combination coating systems and method of making sameEL CHEM CORP·Filed 1981·Granted Jun 25, 1985·29 cites·43 claims
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