发明申请
- 专利标题： Imprint stamper, manufacturing method of imprint stamper, magnetic recording medium, manufacturing method of magnetic recording medium and magnetic disk apparatus
- 专利标题（中）： 印刷压模，压印模具的制造方法，磁记录介质，磁记录介质的制造方法和磁盘装置
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申请号： US12458107申请日： 2009-06-30
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公开(公告)号： US20090321388A1公开(公告)日： 2009-12-31
- 发明人: Takeshi Okino , Shinobu Sugimura , Kazuto Kashiwagi , Yoshiyuki Kamata
- 申请人： Takeshi Okino , Shinobu Sugimura , Kazuto Kashiwagi , Yoshiyuki Kamata
- 申请人地址： JP Tokyo
- 专利权人： KABUSHIKI KAISHA TOSHIBA
- 当前专利权人： KABUSHIKI KAISHA TOSHIBA
- 当前专利权人地址： JP Tokyo
- 优先权： JP2008-171324 20080630
- 主分类号： C25D1/10
- IPC分类号： C25D1/10 ; B29C43/02 ; C23F1/00
摘要：
An imprint stamper for manufacturing a magnetic recording medium with a plurality of recording bits includes a plurality of first concave portions to form the recording bits, a wall portion provided so as to separate the first concave portions from each other, and a second concave portion provided to the wall portion so as to connect one of the first concave portions and the other of the first concave portions adjacent to one of the first concave portions.