申请人 |
MITSUBISHI GAS CHEMICAL CO., INC., TOKIO/TOKYO, JP |
发明人 |
MASU, MASANOBU, TOYONAKA-SHI OSAKA-FU, JP;YOSHIOKA, HIROSHI, TOKYO, JP;KOUNO, KENZI, TOYONAKA-SHI OSAKA-FU, JP;NOMURA, ISAO, HIRATSUKA-SHI KANAGAWA-KEN, JP;YAMAMIYA, KAZUO, CHIGASAKI-SHI KANAGAWA-KEN, JP |