Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672785 | Process for producing 1,1-dichloro-12,2,2-tetrafluoroethane | Shunichi Samejima, Masaru Yoshitake, Shin Tatematsu | 1997-09-30 |
| 5663543 | Method for producing a polyfluoropropionyl halide | Hidekazu Okamoto, Keiichi Ohnishi, Toru Shimoyama, Naoko Wada, Yoshio Sato +1 more | 1997-09-02 |
| 5608126 | Process for preparing 1,1,1,3,3-pentafluoropropane | Hidekazu Okamoto, Keiichi Ohnishi, Shin Tatematsu | 1997-03-04 |