Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9315667 | Stretched polyamide film | Toshiyuki Shimizu, Yoshinori Miyaguchi, Takuro Endo | 2016-04-19 |
| 8314203 | Polyimide film | Masayuki Tsutsumi, Satoshi Maeda, Keizo Kawahara, Takefumi Yoshida, Kazutake Okamoto +6 more | 2012-11-20 |
| 7544414 | Oriented syndiotactic polystyrene-base film | Masayuki Tsutsumi, Hisato Kobayashi, Keizo Kawahara, Shigeto Yoshida, Shinsuke Yamaguchi +6 more | 2009-06-09 |