Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824848 | Pyrazolo[3,4-d]pyrimidine derivatives, their production and use | Takehiko Naka, Akinobu Nagaoka | 1989-04-25 |
| 4603203 | 3-aminopyrazolo[3,4-d]pyrimidine derivatives and production thereof | Yoshitaka Maki | 1986-07-29 |
| 4582847 | 4-chloro-2-phenylimidazole-5-acetic acid derivatives and use as diuretics and hypotensives | Kohei Nishikawa | 1986-04-15 |
| 4504662 | Isoxazolopyrimidine derivatives | — | 1985-03-12 |
| 4355040 | Hypotensive imidazole-5-acetic acid derivatives | Shoji Kishimoto, Kohei Nishikawa | 1982-10-19 |
| 4340598 | Hypotensive imidazole derivatives | Shoji Kishimoto, Kohei Nishikawa | 1982-07-20 |
| 4258033 | 2,6-Diaminonebularines | Ryuji Marumoto, Masao Tanabe | 1981-03-24 |
| 4255565 | Production of 2,6-diaminonebularines | Ryuji Marumoto, Shunsuke Shima | 1981-03-10 |
| 4225591 | 2,6-Diaminonebularines | Ryuji Marumoto, Masao Tanabe | 1980-09-30 |
| 4207324 | 1,2-Di-Substituted-4-haloimidazole-5-acetic acid derivatives and their use | Koichi Matsumura, Naoto Hashimoto | 1980-06-10 |
| 4202975 | Isoxazolo[3,4-d]pyrimidines | Ryuji Marumoto, Kiyohisa Kawai | 1980-05-13 |