Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6455745 | Manufacturing method for fluorine-containing ethane | Kazuhiro Takahashi, Takashi Shibanuma | 2002-09-24 |
| 6392106 | Process for producing 1,1,1,2,2-pentafluoroethane | Toshikazu Yoshimura, Takashi Shibanuma | 2002-05-21 |
| 6268541 | Process for the preparation of 1,1,1,2,2-pentafluoroethane | Takashi Shibanuma, Takashi Kanemura, Toshikazu Yoshimura, Kazuhiro Takahashi | 2001-07-31 |
| 5185483 | Process for preparing pentafluorodichloropropanes | Hirokazu Aoyama, Takashi Yasuhara, Satoshi Koyama, Souichi Ueda | 1993-02-09 |
| 5177274 | Process for preparing pentafluorodichloropropanes | Hirokazu Aoyama, Satoshi Koyama | 1993-01-05 |