Inventor
LEE SANG-DAI
KR9 patents
⚠️ This page may combine multiple inventors who share the name “LEE SANG-DAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DONGJIN SEMICHEM CO LTD
6 patentsUS6579668B1Jun 17, 2003
Photoresist remover composition
DONGJIN SEMICHEM CO LTD24 citations91
US6183942B1Feb 6, 2001
Thinner composition for removing spin-on-glass and photoresist
DONGJIN SEMICHEM CO LTD25 citations90
US6140027AOct 31, 2000
Photoresist remover composition
DONGJIN SEMICHEM CO LTD42 citations90
US6774097B2Aug 10, 2004
Resist stripper composition
DONGJIN SEMICHEM CO LTD7 citations71
US6683034B1Jan 27, 2004
Stripper composition for negative chemically amplified resist
DONGJIN SEMICHEM CO LTD2 citations61
US6908892B2Jun 21, 2005
Photoresist remover composition
DONGJIN SEMICHEM CO LTD5 citations60