Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9073828 | Preparation method for perfluoroalkane sulfinate | Takashi Kashiwaba, Yoichi Takenaka | 2015-07-07 |
| 8987507 | Fluoroalkanesulfonic acid production method | Tatsuya Irie, Kenji Isoyama, Tatsuo Miyazaki, Takashi Kashiwaba | 2015-03-24 |
| 8840856 | Method for producing imidic acid salt | Takayoshi MORINAKA | 2014-09-23 |
| 8815199 | Method for producing imide compound | Takayoshi MORINAKA | 2014-08-26 |
| 8304580 | Method for producing tris(perfluoroalkanesulfonyl)methide acid salt | Shintaro Sasaki, Takashi Kume | 2012-11-06 |