Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11021571 | Manufacturing method for high molecular weight aromatic polycarbonate resin | Yoshinori Isahaya, Hidefumi Harada, Maki Ito, Jun Hayakawa, Takehiko Isobe +2 more | 2021-06-01 |
| 10927216 | Manufacturing method for high molecular weight aromatic polycarbonate resin | Yoshinori Isahaya, Hidefumi Harada, Maki Ito, Jun Hayakawa, Takehiko Isobe +2 more | 2021-02-23 |
| 10894860 | High molecular weight aromatic polycarbonate resin manufacturing method | Yoshinori Isahaya, Hidefumi Harada, Maki Ito, Jun Hayakawa, Takehiko Isobe +2 more | 2021-01-19 |