Patent · US Expired

Magnetic recording medium

US4835069A · kind A · utility

13Cited by
4References
2Claims
0Family size

Assignees

Inventors

Key dates

Filing dateAug 3, 1984
Grant dateMay 30, 1989
Priority date
Expiry dateAug 3, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S428/90
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A magnetic recording medium having a magnetic layer formed by a thin film deposition method, said magnetic layer comprising Fe as the principal component together with Co, Ni, and Cr, further containing at least one element selected from the group consisting of Ti, Zr, Hf, V, Nb, Ta, Mo, W, Cu, Mn and Sb.

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