Patent · US Expired

Magnetic recording medium

US5541008A · kind A · utility

2Cited by
4References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 18, 1994
Grant dateJul 30, 1996
Priority date
Expiry dateNov 18, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2982
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

In the magnetic recording medium, the non-magnetic substrate has at least one under-coat layer including the flake powder of non-magnetic material on its surface, thereby splendid property of running durability and electromagnetic transducing characteristics is achieved in spite of thinning the total thickness of the magnetic recording medium.

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