Patent · US Expired

Electrolytic capacitor with codeposited noble metal/base metal cathode element and method for making

US5043849A · kind A · utility

43Cited by
13References
25Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 23, 1990
Grant dateAug 27, 1991
Priority date
Expiry dateOct 23, 2010

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01G9/08
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Codeposited noble metal/base metal cathode elements provide electrolytic capacitors with high volumetric efficiencies. The requisite codeposition is obtained by electrodeposition of the metals onto the interior surface of capacitor cases from solutions of the metal salts.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.