申请人 |
NHK SPRING CO., LTD.;AKITA, YOSHIYUKI;YAMAMOTO, SUMIKO;KUBO, SHIGERU;KAWAI, HIDEO;EBINA, MASAHIKO;HAYASHI, TAKEO;KITAMURA, YOSHIHARU |
发明人 |
AKITA, YOSHIYUKI;YAMAMOTO, SUMIKO;KUBO, SHIGERU;KAWAI, HIDEO;EBINA, MASAHIKO;HAYASHI, TAKEO;KITAMURA, YOSHIHARU |