发明授权
- 专利标题: Semiconductor memory device and manufacturing method thereof
- 专利标题(中): 一种半导体存储器件和其制备方法
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申请号: EP98118164.7申请日: 1998-09-24
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公开(公告)号: EP0908954B1公开(公告)日: 2008-01-23
- 发明人: Sunami, Hideo , Itoh, Kiyoo , Shimada, Toshikazu , Nakazato, Kazuo , Mizuta, Hiroshi
- 申请人: Hitachi, Ltd.
- 申请人地址: 6 Kanda Surugadai 4-chome Chiyoda-ku, Tokyo 100-8010 JP
- 专利权人: Hitachi, Ltd.
- 当前专利权人: Hitachi, Ltd.
- 当前专利权人地址: 6 Kanda Surugadai 4-chome Chiyoda-ku, Tokyo 100-8010 JP
- 代理机构: Read, Matthew Charles
- 优先权: JP27409097 19971007
- 主分类号: H01L27/108
- IPC分类号: H01L27/108 ; H01L21/8242 ; H01L27/11 ; H01L27/06
公开/授权文献
- EP0908954A3 Semiconductor memory device and manufacturing method thereof 公开/授权日:1999-07-14
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