Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5207819 | Phenoxypropionic acid ester derivatives | Sinzo Someya, Seigo Koura, Mikio Ito, Hiroyuki Watanabe, Kenji Tsuzuki | 1993-05-04 |
| 4948421 | Phenoxypropionic acid ester derivatives as herbicides | Sinzo Someya, Seigo Koura, Mikio Ito, Hiroyuki Watanabe, Kenji Tsuzuki | 1990-08-14 |