Patent · US Active

Manufacturing method of a thin-film magnetic head

US7398591B2 · kind B2 · utility

1Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 25, 2004
Grant dateJul 15, 2008
Priority date
Expiry dateAug 15, 2026

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49052
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

The present invention relates to a manufacturing method of a thin-film magnetic head whereby re-deposition and an overlapped part in a region of a magnetoresistive effect multi-layered structure opposite to an air bearing surface can be removed and also a width of a free layer can be narrowed.

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