Inventor
HANABATA MAKOTO
JP20 patents
⚠️ This page may combine multiple inventors who share the name “HANABATA MAKOTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO CHEMICAL CO
13 patentsUS4812551AMar 14, 1989
Novolak resin for positive photoresist
SUMITOMO CHEMICAL CO56 citations95
US4414365ANov 8, 1983
Process for producing an aromatic polyester composition
SUMITOMO CHEMICAL CO29 citations92
US4414230ANov 8, 1983
Plastic container improved in barrier properties against gases and water vapor
SUMITOMO CHEMICAL CO46 citations92
US4863829ASep 5, 1989
Positive type high gamma-value photoresist composition with novolak resin possessing
SUMITOMO CHEMICAL CO25 citations89
US4696886ASep 29, 1987
Positive photoresist composition with m-hydroxy-α-methylstyrene homopolymer and quinonediazide compound
SUMITOMO CHEMICAL CO11 citations74
US4349659ASep 14, 1982
Process for producing aromatic polyester
SUMITOMO CHEMICAL CO11 citations74
US5861229AJan 19, 1999
Radiation-sensitive positive resist composition comprising a 1,2-quinone diazide compound, an alkali-soluble resin and a polyphenol compound
SUMITOMO CHEMICAL CO7 citations73
US5378586AJan 3, 1995
Resist composition comprising a quinone diazide sulfonic diester and a quinone diazide sulfonic complete ester
SUMITOMO CHEMICAL CO11 citations73
US5290656AMar 1, 1994
Resist composition, novel phenol compound and quinone diazide sulfonic acid ester of novel phenol compound
SUMITOMO CHEMICAL CO12 citations73
US5124228AJun 23, 1992
Positive photoresist composition containing alkali-soluble resin and o-quinone diazide sulfonic acid ester
SUMITOMO CHEMICAL CO8 citations73
US5456996AOct 10, 1995
Radiation-sensitive positive resist composition
SUMITOMO CHEMICAL CO12 citations72
US5456995AOct 10, 1995
Radiation-sensitive positive resist composition
SUMITOMO CHEMICAL CO14 citations72
US5059507AOct 22, 1991
Positive resist composition containing quinone diazide sulfonic acid ester of a phenol compound and an alkali soluble resin
SUMITOMO CHEMICAL CO18 citations72