Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE33132 | 1,5-diphenyl derivative of 1H-1,2,4-triazole-3-carboxamide and herbicide containing the same | Yoichi Kanda, Keigo Satake, Hiroyasu Shinkawa | 1989-12-19 |
| 4795484 | Herbicidal composition containing a derivative of 1,2,4-triazole as an active ingredient | Takafumi Shida, Takeo Watanabe, Keigo Satake, Hiroyasu Shinkawa, Shiro Yamazaki | 1989-01-03 |