Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7544762 | Catalyst for preparation of polyester and process for preparing polyester using the catalyst | Tomoyoshi Yamamoto, Hiroki Nagano, Minoru Suzuki, Hiroshi Toyao, Tomoyuki Kishino +2 more | 2009-06-09 |
| 7189797 | Process for producing poly(ethylene-aromatic dicarboxylate ester) resin and resin product | Ryoji Tsukamoto, Tomoyoshi Yamamoto, Tomoyuki Kishino, Kenichi Ishihara | 2007-03-13 |
| 6617006 | Biaxially oriented polyester film to be laminated on a metal plate and molded | Koji Kubo, Masahiko Kosuge, Shunsuke Kubota, Kinji Hasegawa, Kimihiko Sato | 2003-09-09 |
| 5270096 | Biaxially oriented polyester film for magnetic recording media | Sumio Kato, Yoshihiro Oba, Hirofumi Murooka, Hideo Katoh | 1993-12-14 |
| 5196472 | Biaxially oriented polyester film | Manabu Kimura, Tetsuo Ichihashi | 1993-03-23 |