Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832729 | Picolinic acid derivatives and herbicidal compositions | Masahiro Shigematsu, Shoji Kusano, Takeshige Miyazawa, Satoru Takahashi, Yasuhumi Toyokawa +1 more | 1989-05-23 |