Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4504665 | Process for producing chloronicotinic acid compounds | Takahiro Haga, Toshio Nakajima, Takeshi Ohshima | 1985-03-12 |
| 4344951 | N-Benzoyl N'-pyridyloxy phenyl urea | Ryuzo Nishiyama, Takahiro Haga, Tadaaki Toki, Shigeo Murai | 1982-08-17 |
| 4310530 | N-benzoyl N-pyridyloxy phenyl urea | Ryuzo Nishiyama, Takahiro Haga, Tadaaki Toki, Shigeo Murai | 1982-01-12 |