Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6191327 | Method for producing dichloropentafluoropropanes | Keiichi Ohnishi, Hidekazu Okamoto, Toshihiro Tanuma | 2001-02-20 |
| 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 |
| 5545777 | Process for producing a hydrogen-containing 2,2-difluoropropane | Shunichi Samejima, Masaru Yoshitake, Hidekazu Okamoto, Keiichi Ohnishi, Toshihiro Tanuma | 1996-08-13 |
| 5426253 | Process for producing 1,1,1,2-tetrafluoroethane | Shunichi Samejima, Masaru Yositake, Shin Tatematsu | 1995-06-20 |
| 5349098 | Process for producing chlorofluorobenzenes | Seisaku Kumai, Akihiro Wada | 1994-09-20 |
| 5334782 | Method for producing a hydrogen-containing chloromethane | Masaru Yoshitake, Shin Tatematsu | 1994-08-02 |
| 5321171 | Method for producing methyl chloride | Takeshi Morimoto, Hirokazu Takagi, Naoki Yoshida | 1994-06-14 |
| 5320683 | Azeotropic or azeotropic-like composition of hydrochlorofluoropropane | Shunichi Samejima, Kenroh Kitamura, Naohiro Watanabe, Teruo Asano, Toru Kamimura | 1994-06-14 |
| 5264639 | Process for producing a 2,2-difluoropropane | Shunichi Samejima, Hidekazu Okamoto, Keiichi Ohnishi, Shin Tatematsu, Toshihiro Tanuma +1 more | 1993-11-23 |
| 5208394 | Process for producing chlorofluorobenzenes | Seisaku Kumai, Akihiro Wada | 1993-05-04 |
| 4390511 | Process for producing SF.sub.6 through SF.sub.5 Cl | Yoshio Oda, Masaaki Ikemura, Tomio Yarita, Makoto Noshiro, Isao Gotoh +4 more | 1983-06-28 |
| 4372938 | Producing sulfur tetrafluoride using amine/hydrogen fluoride complex | Yoshio Oda, Hiroshi Otouma, Keiichi Uchida, Masaaki Ikemura | 1983-02-08 |