发明名称 |
Magnetic recording medium and method of manufacturing the same |
摘要 |
A magnetic recording medium a magnetic recording medium includes a soft magnetic layer formed on a substrate, magnetic patterns made of a protruded ferromagnetic layer separated from each other on the soft magnetic layer, and a nonmagnetic layer formed between the magnetic patterns, a nitrogen concentration therein being higher on a surface side than on a substrate side. |
申请公布号 |
US8652338(B2) |
申请公布日期 |
2014.02.18 |
申请号 |
US201213678303 |
申请日期 |
2012.11.15 |
申请人 |
KIMURA KAORI;KAMATA YOSHIYUKI;SHIROTORI SATOSHI;ONITSUKA TSUYOSHI;KABUSHIKI KAISHA TOSHIBA |
发明人 |
KIMURA KAORI;KAMATA YOSHIYUKI;SHIROTORI SATOSHI;ONITSUKA TSUYOSHI |
分类号 |
B44C1/22 |
主分类号 |
B44C1/22 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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