Patent · US Expired

Magnetic head with an underlying longitudinal multilayer magnetoresistor

US5648884A · kind A · utility

18Cited by
1References
5Claims
0Family size

Assignees

Inventor

Key dates

Filing dateAug 21, 1995
Grant dateJul 15, 1997
Priority date
Expiry dateAug 21, 2015

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B2005/3996
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A magnetic layer 16 adopts the shape of an insulating ridge 14 and a multilayer magnetoresistor (MR) functions in a longitudinal mode and underlies the magnetic layer. The device is used for magnetic recording and can be a read-only head or a read-write head.

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