Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4992438 | Pyrimidine derivatives, process for preparing the same and agricultural or horticultural fungicidal composition containing the same | Shigekazu Ito, Katsumi Masuda, Shoji Kasano, Toshihiro Nagata, Yoshiyuki Kojima +1 more | 1991-02-12 |
| 4985432 | 5H-1,3,4-thiadiazolo(3,2-A)pyrimidin-5-one derivatives and agricultural-horticultural fungicide composition containing the same | Yukio Tokunaga, Koichiro Kaku, Yoshiyuki Kojima, Nobumitsu Sawai, Yasuo Saso | 1991-01-15 |
| 4971971 | 5H-1,3,4-thiadiazolo(3,2-A)pyrimidin-5-one derivatives and functional compositions containing the same | Yukio Tokunaga, Yoshiyuki Kojima, Nobumitsu Sawai, Yasuo Saso | 1990-11-20 |
| 4866064 | 5H-1,3,4-thiadiazolo(3,2-A)pyrimidin-5-one derivatives and fungicidal compositions containing the same | Yukio Tokunaga, Yoshiyuki Kojima, Nobumitsu Sawai, Yasuo Saso | 1989-09-12 |
| 4742063 | Agricultural-horticultural fungicide employing 5H-1,3,4-thiadiazolo[3,2-a]p y | Yukio Tokunaga, Yoshiyuki Kojima, Nobumitsu Sawai, Yasuo Saso | 1988-05-03 |