发明授权
- 专利标题: Mask, method for manufacturing a mask, method for manufacturing an electro-optical device, and electronic equipment
- 专利标题(中): 掩模,掩模制造方法,电光装置的制造方法以及电子设备
-
申请号: US11093840申请日: 2005-03-30
-
公开(公告)号: US07285497B2公开(公告)日: 2007-10-23
- 发明人: Shinichi Yotsuya
- 申请人: Shinichi Yotsuya
- 申请人地址: JP
- 专利权人: Seiko Epson Corporation
- 当前专利权人: Seiko Epson Corporation
- 当前专利权人地址: JP
- 代理机构: Harness, Dickey & Pierce, P.L.C.
- 优先权: JP2004-104311 20040331
- 主分类号: H01L21/311
- IPC分类号: H01L21/311
摘要:
A mask includes a silicon member, and a portion defining an opening penetrating the silicon member; and the corner of the opening is rounded.
公开/授权文献
信息查询
IPC分类: