Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6765070 | Copolymerized polyester resin composition and stretched film | Koichi Tamura, Toshio Kanbe, Yasuhiro Tomita | 2004-07-20 |
| 6239249 | Method for producing a copolymerized polyester resin | Hisashi Kimura, Toshio Kanbe, Koichi Ikeyama | 2001-05-29 |
| 5527875 | Process for producing aromatic polycarbonate | Masuzo Yokoyama, Junji Takano, Masami Hasegawa, Yukiko Tatsukawa | 1996-06-18 |