Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12275681 | Olefin compound production method | Yuuko ITO, Tsubasa NAKAUE, Takashi Usui, Tomoyuki IWAMOTO, Megumi KUSHIDA | 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, Takashi Usui, Tomoyuki IWAMOTO, Megumi KUSHIDA | 2025-03-25 |
| 11780793 | Method for producing 1,1,2-trifluoroethane (HFC-143) | Tsubasa NAKAUE, Megumi KUSHIDA, Kazuhiro Takahashi | 2023-10-10 |
| 11691935 | Production method for fluoro-ethane and production method for fluoro-olefin | Tomoyuki IWAMOTO, Takashi Usui, Tsubasa NAKAUE, Kazuhiro Takahashi | 2023-07-04 |
| 11560345 | Fluoroethane production method and fluoroolefin production method | Tomoyuki IWAMOTO, Takashi Usui, Kazuhiro Takahashi, Tsubasa NAKAUE | 2023-01-24 |
| 11377406 | Fluoroethane production method and fluoroolefin production method | Tomoyuki IWAMOTO, Takashi Usui, Kazuhiro Takahashi, Tsubasa NAKAUE | 2022-07-05 |
| 11312673 | Method for producing 1,1,2-trifluoroethane (HFC-143) | Tsubasa NAKAUE, Megumi KUSHIDA, Kazuhiro Takahashi | 2022-04-26 |
| 11247951 | Method for producing difluoroethylene | Takashi Usui, Tsubasa NAKAUE, Yuzo Komatsu, Kazuhiro Takahashi, Megumi KUSHIDA | 2022-02-15 |
| 11236030 | Method for producing fluoroolefin | Takashi Usui, Tsubasa NAKAUE, Yuzo Komatsu | 2022-02-01 |
| 11198662 | Fluoroolefin production method | Tsubasa NAKAUE, Takashi Usui | 2021-12-14 |
| 10829426 | Composition containing hydrofluoroolefin compound | Daisuke KARUBE | 2020-11-10 |
| 10590051 | Method for producing fluorine-containing olefin | Shun OHKUBO, Daisuke KARUBE | 2020-03-17 |
| 10590049 | Method for producing tetrafluoropropene | Shun OHKUBO, Takashi Usui, Daisuke KARUBE | 2020-03-17 |
| 10472309 | Composition containing hydrofluoroolefin compound | Daisuke KARUBE | 2019-11-12 |
| 10392326 | Method for producing fluorine-containing compound | Daisuke KARUBE | 2019-08-27 |
| 10196331 | Method for producing 2,3,3,3-tetrafluoropropene | Kazuhiro Takahashi, Tatsuya TAKAKUWA | 2019-02-05 |
| 10173952 | Method for producing chloropropene and method for producing 2,3,3,3-tetrafluoropropene | Tatsuya TAKAKUWA, Kazuhiro Takahashi, Daisuke KARUBE, Masayuki Kishimoto, Yuzo Komatsu | 2019-01-08 |
| 10125067 | Method for producing fluorine-containing alkane | Yuko Shiotani, Kakeru Hanabusa, Kazuhiro Takahashi | 2018-11-13 |
| 10053405 | Method for producing fluorine group-containing haloolefin compound and composition | Daisuke KARUBE, Masayuki Kishimoto, Yuzo Komatsu | 2018-08-21 |
| 10047023 | Method for producing 2,3,3,3-tetrafluoropropene | Kazuhiro Takahashi, Tatsuya TAKAKUWA | 2018-08-14 |
| 10023510 | Method for producing 2,3,3,3-tetrafluoropropene | Kazuhiro Takahashi, Tatsuya TAKAKUWA | 2018-07-17 |
| 9975824 | Method for producing 2,3,3,3-tetrafluoropropene | Daisuke KARUBE | 2018-05-22 |
| 9938209 | Method for producing 2,3,3,3-tetrafluoropropene | Kazuhiro Takahashi, Tatsuya TAKAKUWA | 2018-04-10 |
| 9708234 | Process for producing fluorine-containing olefin | Daisuke KARUBE, Masami Nishiumi | 2017-07-18 |
| 9573868 | Method for purifying chlorinated hydrocarbon | Kazuhiro Takahashi, Hitoshi Yoshimi, Yoshinori Tanaka, Yuusuke Iwanaga | 2017-02-21 |