Multilayered medium with gradient isolation layer
US5580667A · kind A · utility
34Cited by
7References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 2, 1993 |
| Grant date | Dec 3, 1996 |
| Priority date | — |
| Expiry date | Apr 2, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/265
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A thin-film multilayered recording medium is disclosed. The medium contains two or more magnetic thin-film sublayers separated by an isolation layer having an axial composition gradient.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.