申请人 |
TOYAMA CHEMICAL CO LTD |
发明人 |
SHIRO HIRAI, HIROSHI HIRANO, HIROTOSHI ARAI, YASUO KIBA, HISANARI SHIBATA, YOSHIKAZU KUSAYANAGI, MINAKO YOTSUJI, KAZUHIKO HASHIBA ET KIKUKO TANADA;HIRANO HIROSHI;ARAI HIROTOSHI;KIBA YASUO;SHIBATA HISANARI;KUSAYANAGI YOSHIKAZU;YOTSUJI MINAKO;HASHIBA KAZUHIKO;TANADA KIKUKO |