申请人 |
KABUSHIKI KAISHA KOBE SEIKO SHO, KOBE, HYOGO, JP;IDEMITSU KOSAN CO. LTD.;MITSUBISHI CHEMICAL INDUSTRIES LTD.;ASIA OIL CO. LTD., TOKIO/TOKYO, JP |
发明人 |
MATSUMURA, TETSUO;OZAWA, TOSHIO;KAWASHIMA, AKIHIRO;OKUMA, OSAMU;SAWADA, SABURO;YANAI, SHUN-ICHI;YOSHIMURA, HIROSHI;SUGINO, YASUO, KOBE, HYOGO, JP |