发明申请
- 专利标题: Showerhead electrode
- 专利标题(中): 喷头电极
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申请号: US12216525申请日: 2008-07-07
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公开(公告)号: US20100000683A1公开(公告)日: 2010-01-07
- 发明人: Babak Kadkhodayan , Rajinder Dhindsa , Anthony de la Llera , Michael C. Kellogg
- 申请人: Babak Kadkhodayan , Rajinder Dhindsa , Anthony de la Llera , Michael C. Kellogg
- 申请人地址: US CA Fremont
- 专利权人: Lam Research Corporation
- 当前专利权人: Lam Research Corporation
- 当前专利权人地址: US CA Fremont
- 主分类号: H01L21/3065
- IPC分类号: H01L21/3065 ; H01L21/306
摘要:
A showerhead electrode includes inner and outer steps at an outer periphery thereof, the outer step cooperating with a clamp ring which mechanically attaches the electrode to a backing plate.
公开/授权文献
- US08206506B2 Showerhead electrode 公开/授权日:2012-06-26
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