Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5168113 | Mercapto-substituted pyridine compounds | Takahiro Haga, Tatsuo Isogai, Shigeo Murai, Hisayoshi Jonishi, Tokiya Kimura +3 more | 1992-12-01 |
| 5128474 | Mercapto-substituted pyridine compounds, aminocarbonyl-substituted pyridinesulfinic acid compounds and process for preparing the same | Takahiro Haga, Tatsuo Isogai, Shigeo Murai, Hisayoshi Jonishi, Tokiya Kimura +3 more | 1992-07-07 |
| 4929729 | Process for producing 2-amino-4,6-dichloropyrimidine | Takahiro Haga, Tatsuo Isogai, Shigeo Murai, Toshihiro Tanaka | 1990-05-29 |
| 4762928 | Amino-trifluoromethylpyridine compound | Tatsuo Isogai, Takao Awazu, Hisayoshi Jyonishi, Tokiya Kimura | 1988-08-09 |
| 4736050 | Process for preparing a S-substituted phosphoro-chloridothiolate | Tatsuo Isogai, Takao Awazu, Tokiya Kimura | 1988-04-05 |
| 4563529 | Process for producing trifluoromethylpyridines | Ryuzo Nishiyama, Kanichi Fujikawa, Isao Yokomichi, Shigeyuki Nishimura | 1986-01-07 |
| 4490534 | Process for producing 3-chloro-5-trifluoromethylpyridines | Kanichi Fujikawa, Itaru Shigehara, Tatsuo Isogai, Hiroshi Yoshizawa, Mikio Miyaji | 1984-12-25 |
| 4417055 | Process for producing a .beta.-trifluoromethylpyridine | Ryuzo Nishiyama, Kanichi Fujikawa, Isao Yokomichi, Shigeyuki Nishimura | 1983-11-22 |
| 4406841 | Process for producing 2,6-difluorobenzonitrile | Ryuzo Nishiyama, Kanichi Fujikawa, Shigeo Murai, Hisayoshi Jyonishi | 1983-09-27 |
| 4347390 | Process for producing 1-bromo-3,5-dichlorobenzene | Ryuzo Nishiyama, Kanichi Fujikawa, Isao Yokomichi, Itaru Shigehara, Kuniaki Nagatani +1 more | 1982-08-31 |
| 4288599 | Process for producing pyridine derivatives having a trifluoromethyl group at .beta.-position thereof | Ryuzo Nishiyama, Kanichi Fujikawa, Isao Yokomichi, Shigeyuki Nishimura | 1981-09-08 |
| 4266064 | Process for producing chloro .beta.-trifluoromethylpyridines | Ryuzo Nishiyama, Kanichi Fujikawa, Isao Yokomichi, Shigeyuki Nishimura | 1981-05-05 |
| 4230642 | Process for producing 3,5-dichloro-.alpha.-methylstyrene | Ryuzo Nishiyama, Kanichi Fujikawa, Itaru Shigehara | 1980-10-28 |