申请人 |
KOYO SEIKO CO., LTD., OSAKA;KABUSHIKI KAISHA TOSHIBA, KAWASAKI, KANAGAWA |
发明人 |
TAKEBAYASHI, HIROAKI, HIRANO-KU OOSAKA-SHI OOSAKA;HARUMI, FUJIO, HIRAKATA-SHI OOSAKA;NAKAMURA, KIYOSHI C/O PATENT DIVISION, MINATO-KU TOKYO 105;INOUE, KOICHI C/O PATENT DIVISION, MINATO-KU TOKYO 105 |