Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6020421 | Polyester composition and method for producing the same | Yasumasa Fukushima, Kiwamu Yuki | 2000-02-01 |
| 5886096 | Polyamide resin composition, and fibers, films and molded articles using the same | Miho Yoshida, Masahiro Hosoda | 1999-03-23 |
| 5093063 | Method of producing polyvinyl alcohol fibers | Masaharu Watanabe, Kenichi Tanimoto, Kazutaka Kooda, Naohiko Nagata, Keiichi Wakayama | 1992-03-03 |
| 4971861 | Polyvinyl alcohol fiber and method of manufacture thereof | Masaharu Watanabe, Kenichi Tanimoto, Kazutaka Kooda, Naohiko Nagata, Keiichi Wakayama | 1990-11-20 |