申请人 |
NIPPON STEEL CORPORATION |
发明人 |
MARUOKA, KUNIAKI C/O NIPPON STEEL CORPORATION;TAKAHASHI, NOBUYUKI C/O NIPPON STEEL CORPORATION;TUJIMURA, SENKICHI C/O NIPPON STEEL CORPORATION;YAMASHITA, YASUHIKO C/O NIPPON STEEL CORPORATION;OTSUKA, SETSUO C/O NIPPON STEEL CORPORATION;OOHASI, ISAO C/O NIPPON STEEL CORPORATION;MOTOYAMA, TAKEO C/O NIPPON STEEL CORPORATION |