Patent · US Expired

High field contrast magnetic stampers/imprinters for contact patterning of magnetic media

US7028743B1 · kind B1 · utility

10Cited by
2References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 6, 2003
Grant dateApr 18, 2006
Priority date
Expiry dateApr 7, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01F41/32
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A high field contrast magnetic stamper/imprinter for use in patterning of magnetic and magneto-optical (MO) recording media by contact printing, comprises:

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