Patent · US Active

Overcoats that include magnetic materials

US8824100B2 · kind B2 · utility

4Cited by
18References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 21, 2012
Grant dateSep 2, 2014
Priority date
Expiry dateMay 21, 2032

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B2005/0021
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A device having an air bearing surface, the device including a writer portion having an air bearing surface at the air bearing surface of the device; and an overcoat layer disposed on at least a portion of the air bearing surface of the writer portion, wherein the overcoat includes a material having a magnetic moment of at least about 0.1 Tesla (T).

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