Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11203665 | Method of producing polyarylene sulfide | Michihisa Miyahara, Kenji Suzuki, Yoshikatsu Satake | 2021-12-21 |
| 11203666 | Continuous production method and continuous production apparatus for aromatic cyclic oligomer, and production method for aromatic polymer | Kenji Suzuki, Michihisa Miyahara | 2021-12-21 |
| 11185840 | Continuous polymerization apparatus and continuous production method for polymer | Kenji Suzuki, Michihisa Miyahara, Yuichi Ishioka | 2021-11-30 |
| 11155682 | Continuous dehydration method and method for producing polyarylene sulfide | Michihisa Miyahara, Kenji Suzuki | 2021-10-26 |