Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8883955 | Method for producing polylactic acid | Tsuyoshi Aoki | 2014-11-11 |
| 7087204 | Reaction unit | Koji Kawano, Katsunori Yagou | 2006-08-08 |
| 6881767 | Flon-resistant rubber modified polystryrene composition | Koji Kawano | 2005-04-19 |
| 6657010 | Oil-resistant rubber modified polystyrene composition | Koji Kawano | 2003-12-02 |
| 6124426 | Method for removing volatile materials from a polymer composition | Ryuichi Sugimoto, Koji Kawano, Hiroya Honda, Mune Iwamoto, Shiro Otsuzuki +2 more | 2000-09-26 |
| 5929205 | Method of continuously dissolving rubber | Katsuhisa Arai, Tetsuo Maeda | 1999-07-27 |