Patent · US Expired

Film resistors

US4563564A · kind A · utility

8Cited by
5References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 30, 1984
Grant dateJan 7, 1986
Priority date
Expiry dateJan 30, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49082
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A resistor formed by a film of resistive material deposited on a dielectric substrate is trimmed by removing resistive material along a line such that the film is divided into at least two discrete areas, one, and only one, of which areas includes two terminal portions of the film.

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