发明授权
- 专利标题: Semiconductor device production method
- 专利标题(中): 半导体器件生产方法
-
申请号: US10704608申请日: 2003-11-12
-
公开(公告)号: US07235428B2公开(公告)日: 2007-06-26
- 发明人: Kazumasa Tanida , Yoshihiko Nemoto , Mitsuo Umemoto
- 申请人: Kazumasa Tanida , Yoshihiko Nemoto , Mitsuo Umemoto
- 申请人地址: JP Kyoto JP Tokyo JP Osaka
- 专利权人: Rohm Co., Ltd.,Mitsubishi Denki Kabushiki Kaisha,Sanyo Electric Co., Ltd.
- 当前专利权人: Rohm Co., Ltd.,Mitsubishi Denki Kabushiki Kaisha,Sanyo Electric Co., Ltd.
- 当前专利权人地址: JP Kyoto JP Tokyo JP Osaka
- 代理机构: Rabin & Berdo PC
- 优先权: JP2002-338480 20021121
- 主分类号: H01L21/44
- IPC分类号: H01L21/44
摘要:
A semiconductor device production method including: the step of forming a stopper mask layer of a first metal on a semiconductor substrate, the stopper mask layer having an opening at a predetermined position thereof; the metal supplying step of supplying a second metal into the opening of the stopper mask layer to form a projection electrode of the second metal; and removing the stopper mask layer after the metal supplying step.
公开/授权文献
信息查询
IPC分类: