申请人 |
MITSUBISHI MATERIALS CORP., TOKIO/TOKYO, JP |
发明人 |
SAHIRA, KENSHO, C/O CHUO KENKYUSHO, OMIYA-SHI, SAITAMA-KEN, JP;TAKEIRI, TOSHIKI, C/O OKEGAWA DAIICHI SEISAKUSHO, OKEGAWA-SHI, SAITAMA-KEN, JP;KURAUCHI, NOBUYOSHI, C/O OKEGAWA DAIICHI SEISAKUSH, OKEGAWA-SHI, SAITAMA-KEN, JP |