Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5877120 | Nicotinic acid derivatives and herbicides | Masahiro Miyazaki, Sumio Yokota, Yoshihiro Ito, Nobuhide Wada, Shigehiko Tachikawa +1 more | 1999-03-02 |
| 5770544 | Condensed heterocyclic derivatives and herbicides | Sumio Yokota, Masafumi Matsuzawa, Toshihiro Nagata, Shigehiko Tachikawa, Takeshige Miyazawa +1 more | 1998-06-23 |
| 5616537 | Condensed heterocyclic derivatives and herbicides | Sumio Yokota, Masafumi Matsuzawa, Toshihiro Nagata, Shigehiko Tachikawa, Takeshige Miyazawa +1 more | 1997-04-01 |
| 5312929 | 2-oxo-3-pyrroline derivatives, process for their production and herbicidal composition | Toshihiro Nagata, Akira Takeuchi, Shigehiko Tachikawa, Yasunori Ogawa | 1994-05-17 |
| 5076834 | 1,2,5,6-Tetrahydropyridine-2-one compounds which are useful herbicides | Atsuhiko Ikeda, Kenji Matsunari, Yuji Yamada, Michiya Hirata, Yasuo Nakamura +2 more | 1991-12-31 |
| 5006157 | Pyrrolin-2-one compounds which are useful as herbicides | Atsuhiko Ikeda, Kenji Matsunari, Yuji Yamada, Michiya Hirata, Yasuo Nakamura +2 more | 1991-04-09 |