Patent · US Active

Method for forming a magnetic writer

US8191238B2 · kind B2 · utility

4Cited by
8References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 22, 2009
Grant dateJun 5, 2012
Priority date
Expiry dateApr 29, 2030

Classification

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

Abstract

A magnetic writer comprises a write pole, a substrate and a non-magnetic, oxygen-free buffer material. The write pole has a leading edge, a trailing edge, a first side and second side. The substrate is at the leading edge of the write pole. The non-magnetic, oxygen-free buffer material is located between the write pole and the substrate.

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