| 5710334 |
Aromatic dinitro and diamino intermediates |
Yuko Ishihara, Keizaburo Yamaguchi, Akihiro Yamaguchi |
1998-01-20 |
| 5631377 |
Polyimide intermediates |
Tsutomu Ishida, Akio Karasawa, Keizaburo Yamaguchi, Akihiro Yamaguchi |
1997-05-20 |
| 5494996 |
Polyimide resin composition |
Shoji Tamai, Yuichi Okawa, Wataru Yamashita, Yoshihiro Sakata, Hideaki Oikawa +3 more |
1996-02-27 |
| 5484880 |
Polyimide |
Wataru Yamashita, Yuichi Okawa, Shoji Tamai, Tsutomu Ishida, Keizaburo Yamaguchi +1 more |
1996-01-16 |
| 5480965 |
Readily soluble, amorphous polyimide, and preparation process of same |
Wataru Yamashita, Yuichi Okawa, Hideaki Oikawa, Tadashi Asanuma, Yuko Ishihara +3 more |
1996-01-02 |
| 5470943 |
Polyimide |
Yoshihiro Sakata, Wataru Yamashita, Yuichi Okawa, Shoji Tamai, Tsutomu Ishida +2 more |
1995-11-28 |
| 5410084 |
Aromatic diamine and polyimide, and preparation process of same |
Tsutomu Ishida, Keizaburo Yamaguchi, Akihiro Yamaguchi |
1995-04-25 |
| 5354839 |
Polyimide and preparation process of same |
Wataru Yamashita, Yoshihiro Sakata, Toshiyuki Kataoka, Yuichi Okawa, Hideaki Oikawa +4 more |
1994-10-11 |