Patent · US Expired

Multilayer ZnO varistor

US5369390A · kind A · utility

32Cited by
6References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 23, 1993
Grant dateNov 29, 1994
Priority date
Expiry dateMar 23, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B2237/704
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A multilayer zinc oxide varistor including bismuth oxide system ingredients, and having variable breakdown voltages by controlling the thickness of the ceramic material.

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