申请人 |
HITACHI, LTD., TOKIO/TOKYO, JP |
发明人 |
MINOWA, TOSHIMICHI, NAKA-GUN, IBARAKI 319-11, JP;YOSHIDA, YOSHIYUKI, HITACHI-SHI, IBARAKI 316, JP;ISHII, JUNICHI, KATSUTA-SHI, IBARAKI 312, JP;MORINAGA, SHIGEKI, HITACHI-SHI, IBARAKI 316, JP;KATAYAMA, HIROSHI, HITACHI-SHI, IBARAKI 316, JP;KAYANO, MITSUO, HITACHI-SHI, IBARAKI 316, JP;KURATA, KENICHIRO, KATSUTA-SHI, IBARAKI 312, JP |