Optical recording medium which includes a corrosion resistant film of a mixture of a carbide and a nitride
US4658388A · kind A · utility
24Cited by
6References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 24, 1985 |
| Grant date | Apr 14, 1987 |
| Priority date | — |
| Expiry date | Sep 24, 2005 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/162
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An optical recording medium having a substrate, an optical recording layer formed on the substrate, and at least one film consisting of a carbide and a nitride and formed on the substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.