Semiconductor device manufacturing: process – Coating with electrically or thermally conductive material – To form ohmic contact to semiconductive material
Reexamination Certificate
2006-01-10
2006-01-10
Pert, Evan (Department: 2826)
Semiconductor device manufacturing: process
Coating with electrically or thermally conductive material
To form ohmic contact to semiconductive material
C438S687000
Reexamination Certificate
active
06984582
ABSTRACT:
A polishing method comprises supplying a polishing liquid to an upper portion of a film to be polished to carry out first polishing, the film being provided on a layer having a groove with a predetermined pattern so as to be filled therewith, after the first polishing, polishing the film to carry out clean polishing while supplying one of distilled water and a cleaning liquid thereto, and after the clean polishing, polishing a residual portion of the film remaining outside of the groove by supplying a polishing liquid to carry out second polishing.
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Fukushima Dai
Minamihaba Gaku
Tateyama Yoshikuni
Yano Hiroyuki
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