Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639915 | Process for the production of aniline derivatives | Kenji Hirai, Emiko Ejiri, Kiyomi Aizawa | 1997-06-17 |
| 5612289 | 4-imino-oxazolidine-2-one derivatives, a process for producing such derivatives and a herbicide containing them as an active ingredient | Kenji Hirai, Tomoko Matsukawa, Katsuyuki Masuda, Tomoko Yoshii, Takehito Mouri +2 more | 1997-03-18 |