Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5571918 | Method for producing 2-methylspiro(1,3-oxathiolane-5,3')quinuclidine | Koji Hayashi, Sho Tokumoto, Hiroshi Yoshizawa, Masaru Kimura, Masahiko Sawaki +4 more | 1996-11-05 |
| 5168113 | Mercapto-substituted pyridine compounds | Takahiro Haga, Yasuhiro Tsujii, 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, Yasuhiro Tsujii, Shigeo Murai, Hisayoshi Jonishi, Tokiya Kimura +3 more | 1992-07-07 |
| 4983749 | Process for preparing a s-substituted phosphoro-chloridothiolate | Tasuhiro Tsujii, Takao Awazu, Tokiya Kimura | 1991-01-08 |
| 4929729 | Process for producing 2-amino-4,6-dichloropyrimidine | Takahiro Haga, Yasuhiro Tsujii, Shigeo Murai, Toshihiro Tanaka | 1990-05-29 |
| 4762928 | Amino-trifluoromethylpyridine compound | Yasuhiro Tsujii, Takao Awazu, Hisayoshi Jyonishi, Tokiya Kimura | 1988-08-09 |
| 4736050 | Process for preparing a S-substituted phosphoro-chloridothiolate | Yasuhiro Tsujii, Takao Awazu, Tokiya Kimura | 1988-04-05 |
| 4490534 | Process for producing 3-chloro-5-trifluoromethylpyridines | Kanichi Fujikawa, Yasuhiro Tsujii, Itaru Shigehara, Hiroshi Yoshizawa, Mikio Miyaji | 1984-12-25 |