Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5168113 | Mercapto-substituted pyridine compounds | Takahiro Haga, Yasuhiro Tsujii, Tatsuo Isogai, Shigeo Murai, Hisayoshi Jonishi +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, Tatsuo Isogai, Shigeo Murai, Hisayoshi Jonishi +3 more | 1992-07-07 |
| 4929729 | Process for producing 2-amino-4,6-dichloropyrimidine | Takahiro Haga, Yasuhiro Tsujii, Tatsuo Isogai, Shigeo Murai | 1990-05-29 |