Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684174 | Method for purifying O, S-dimethyl N-acetylphosphoramidothioate | Yoji Sakito, Mamoru Shirahata, Yujiro Kiyoshima, Atukazu Iwata | 1997-11-04 |
| 5616769 | Method for purifying O,S-dimethyl N-acetylphosphoramidothioate | Yoji Sakito, Mamoru Shirahata, Yujiro Kiyoshima, Atukazu Iwata | 1997-04-01 |
| 5597941 | Process for production of 5-amino-3-methylpyrazole | Masahito Sekiguchi, Kenji Saito | 1997-01-28 |
| 5384409 | Process for producing 5-amino-3-methylpyrazole | Kenji Saito, Masahito Sekiguchi, Shinzaburo Masaki, Hiroshi Yoshihara, Kazuhiko Takahashi +1 more | 1995-01-24 |