Patent · US Expired

Capacitor

US5469325A · kind A · utility

108Cited by
15References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 29, 1994
Grant dateNov 21, 1995
Priority date
Expiry dateJul 29, 2014

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01G9/0425
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A capacitor includes a cathode having a porous coating including an oxide of one of ruthenium, iridium, nickel, rhodium, platinum, palladium, and osmium, an anode including a metal selected from the group consisting of tantalum, aluminum, niobium, zirconium, and titanium, spaced from the porous coating, and an electrolyte in contact with the porous coating and the anode.

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