Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843072 | Antihypertensive pyridazinone aminoisopropanol derivatives | Kikuo Yasuda, Kenyu Shibata, Seijiro Honma, Toshimi Seki, Kohichi Hasumi +4 more | 1989-06-27 |
| 4826991 | Production of 1-aminoethyl-imidazoles via the hydrolysis of 1-acylaminoethylimidazoles | Natsuo Sawa, Takayuki Murai, Singi Okazaki, Yukio Miyauchi, Masayuki Ito | 1989-05-02 |