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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Nitta; Yoshiki
Address:
Tokyo-to, JP
No. of patents:
2
Patents:












Patent Number Title Of Patent Date Issued
7235141 Lift-off method and chemical liquid tank June 26, 2007
A lift-off procedure is provided which enables prevention of damage to a wiring pattern caused by contact of a metal being peeled off from a wafer with a wiring pattern at a time of lift-off procedure. A wafer having a surface on which a pattern is formed which contains a pattern portion
6962630 Lift-off method and chemical liquid tank November 8, 2005
A lift-off procedure is provided which enables prevention of damage to a wiring pattern caused by contact of a metal being peeled off from a wafer with a wiring pattern at a time of lift-off procedure. A wafer having a surface on which a pattern is formed which contains a pattern portion










 
 
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