№ EP4675009A1발명
심사 중COATING AGENT FOR FORMING ETCHING RESIST COATING FILM
COATING AGENT FOR FORMING ETCHING RESIST COATING FILM
❖JFE Steel Corporation; Dai Nippon Toryo Co., Ltd.NAKAGAWA, Nobuko; MURAMATSU, Naoki; TADA, Chiyoko; NAKAMURA, Kengo; SUGISHITA, TomonoriJan 6, 2026C23C22