Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4334914 | Benzoate derivative, method of preparing the same and use thereof as a herbicide | Katsumasa Okawa, Kenichi Ikeda, Masanori Hikawa | 1982-06-15 |
| 4334915 | Phenoxyphthalates and herbicide containing the same | Masakazu Shibayama, Katsumasa Ohkawa, Tatsuo Harada | 1982-06-15 |