Magnetic recording medium
US5266376A · kind A · utility
27Cited by
7References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 1990 |
| Grant date | Nov 30, 1993 |
| Priority date | — |
| Expiry date | Dec 21, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31786
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A magnetic recording medium with excellent S/N ratio and durability is disclosed. The magnetic recording medium comprises a substrate film and a magnetic layer formed on at least one surface of the substrate film. The maximum depth of depressiones in the surface of the magnetic layer being larger than maximum height of peaks on the surface of the magnetic layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.