申请人 |
NIPPON STEEL CORP., TOKIO/TOKYO, JP |
发明人 |
SAWAI, TAKASHI NIPPON STEEL CORPORATION R & D, KAWASAKI-SHI KANAGAWA, JP;YUYAMA, HIDETOSHI, 1, OAZA, NISHINOSU OITA-SHI OITA, JP;UESHIMA, YOSHIYUKI NIPPON STEEL CORPORATION R & D, KAWASAKI-SHI KANAGAWA, JP;MIZOGUCHI, SHOZO NIPPON STEEL CORPORATION R &, KAWASAKI-SHI KANAGAWA, JP |