Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12304998 | Polycarbonate resin | Keisuke Shimokawa, Hidefumi Harada, Takehiko Isobe | 2025-05-20 |
| 11427679 | Polycarbonate resin composition | Keisuke TOMITA, Hidefumi Harada, Takehiko Isobe, Keisuke Shimokawa | 2022-08-30 |
| 11142506 | Diaryl carbonate and method for producing the same, and method for producing an aromatic polycarbonate resin | Hidefumi Harada, Yoshinori Isahaya | 2021-10-12 |
| 10081480 | Container | Kenichi Niimi, Kiyonori Michiba, Takashi Kubo, Kazuyuki Minato, Yoshiki Itou +3 more | 2018-09-25 |