Patent · US Expired

Contact printing of longitudinal magnetic media with perpendicularly applied magnetic field

US6979524B2 · kind B2 · utility

1Cited by
3References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 18, 2003
Grant dateDec 27, 2005
Priority date
Expiry dateAug 4, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24248
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A method of forming a magnetic transition pattern in a longitudinal magnetic recording medium, comprising steps of:

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