Media for recording devices
US7879467B2 · kind B2 · utility
1Cited by
0References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 14, 2009 |
| Grant date | Feb 1, 2011 |
| Priority date | — |
| Expiry date | Dec 14, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/73921
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Improvements to magnetic recording device including magnetic recording media are described. The improvements include the addition of copper to the recording layer as well as improved underlayers. In addition, improved manufacturing processes and magnetic/recording properties for media through heating and oxidation are described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.