申请人 |
SHOWA DENKO KABUSHIKI KAISHA |
发明人 |
KITAYAMA, MIKITO SHOWA DENKO K.K, YOKAHAMA PLANT;YOKOO, K SHOWA DENKO K.K., YOKOHAMA PLANT;ODA, YUKIO SHOWA DENKO K.K., YOKOHAMA PLANT;KAWAI, YASUO SHOWA DENKO K.K., YOKOHAMA PLANT;MORIHIRA, M SHOWA DENKO K.K., YOKAHAMA PLANT;MOROOKA, OSAMU SHOWA DENKO K.K., YOKOHAMA PLANT;SHIBUE, YUJI |