Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657041 | Production process of polysuccinimide | Katsuhiko Machida, Shinji Ogawa, Toshio Katoh, Makoto Sukegawa, Yoshihiro Irizato | 2003-12-02 |
| 4537954 | Process for the preparation of polymer compositions having low volatile content | Toshihiko Ando, Norifumi Ito, Tetsuyuki Matsubara, Kozo Ichikawa, Tetsuo Maeda | 1985-08-27 |