申请人 |
MITSUI PETROCHEMICAL INDUSTRIES, LTD., TOKIO/TOKYO, JP |
发明人 |
SAIGO, AKIRA VILLAGE SHIOMI 2-105, KIMITSU-GUN CHIBA-KEN, JP;MAEZAWA, SHIGENARI, KASHIWA-SHI CHIBA-KEN, JP;KAGEYAMA, TOMOAKI, KUGA-GUN YAMAGUCHI-KEN, JP;ISHIKURA, KEIZABURO, KUGA-GUN YAMAGUCHI-KEN, JP;SERA, AKIO, KUGA-GUN YAMAGUCHI-KEN, JP;SUEHIRO, JUNJI, OTAKE-SHI HIROSHIMA-KEN, JP |