Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11352319 | Method for producing carbamate and method for producing isocyanate | Koichi Nakaoka, Yusuke Sakurai, Midori NAGAMOTO, Kazuhiro Takagaki, Masaaki Shinohata | 2022-06-07 |
| 11306055 | Isocyanate production method | Yuji Kosugi, Yusuke Sakurai, Masaaki Shinohata | 2022-04-19 |