申请人 |
HITACHI, LTD., TOKIO/TOKYO, JP |
发明人 |
YASUDA, KENICHI, KATSUTA-SHI, IBARAKI-KEN, JP;NARITA, KENJIRO, HITACHI-SHI, IBARAKI-KEN, JP;HIRAMA, YUKIO, MITO-SHI, IBARAKI-KEN, JP;SATOU, KOUJI, HITACHI-SHI, IBARAKI-KEN, JP;YOSHIMURA, YASUTSUGU, HITACHI-SHI, IBARAKI-KEN, JP;TAKAKURA, YOSHIO, HITACHI-SHI, IBARAKI-KEN, JP;KAGA, SHINICHI, HITACHI-SHI, IBARAKI-KEN, JP |