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Electrochemical cell
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Patent number 4,911,996
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Issue date Mar 27, 1990
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EIC Laboratories, Inc.
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Gerhard L. Holleck
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H01 - BASIC ELECTRIC ELEMENTS
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Electrochemical cell
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Patent number 4,816,358
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Issue date Mar 28, 1989
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EIC Laboratories, Inc.
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Gerhard L. Holleck
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H01 - BASIC ELECTRIC ELEMENTS
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Etching of aluminum capacitor foil
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Patent number 4,588,486
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Issue date May 13, 1986
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Sprague Electric Company
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Trung H. Nguyen
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Preparation of capacitor electrodes
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Patent number 4,582,574
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Issue date Apr 15, 1986
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Sprague Electric Company
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Trung H. Nguyen
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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AC Etching of aluminum capacitor foil
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Patent number 4,427,506
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Issue date Jan 24, 1984
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Sprague Electric Company
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Trung H. Nguyen
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR