Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12275681 | Olefin compound production method | Yuuko ITO, Tsubasa NAKAUE, Takehiro Chaki, Takashi Usui, Tomoyuki IWAMOTO | 2025-04-15 |
| 12258364 | Method for purifying phosphorus-containing olefin compound salt and method for producing olefin compound using purified product obtained thereby | Yuuko ITO, Tsubasa NAKAUE, Takehiro Chaki, Takashi Usui, Tomoyuki IWAMOTO | 2025-03-25 |
| 11780793 | Method for producing 1,1,2-trifluoroethane (HFC-143) | Takehiro Chaki, Tsubasa NAKAUE, Kazuhiro Takahashi | 2023-10-10 |
| 11312673 | Method for producing 1,1,2-trifluoroethane (HFC-143) | Takehiro Chaki, Tsubasa NAKAUE, Kazuhiro Takahashi | 2022-04-26 |
| 11247951 | Method for producing difluoroethylene | Takashi Usui, Tsubasa NAKAUE, Yuzo Komatsu, Kazuhiro Takahashi, Takehiro Chaki | 2022-02-15 |