Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6090946 | Process for the preparation of 3-(substituted phenyl)-5-alkylidene-1,3-oxazolidine-2,4-dione derivatives | Kenji Hirai, Katsuyuki Masuda, Tomoyuki Yano, Ryuta Ohno, Tomoko Matsukawa +3 more | 2000-07-18 |
| 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, Tomoyuki Yano, Katsuyuki Masuda, Tomoko Yoshii +2 more | 1997-03-18 |