Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4971993 | Dipeptide derivatives and antihypertensive drugs containing them | Masahiko Kurauchi, Chikahiko Eguchi | 1990-11-20 |
| 4590178 | Amino acid derivatives, methods of preparing said derivatives and antihypertensive drugs containing them | Shumpei Sakakibara, Yasumi Yugari | 1986-05-20 |
| 4536395 | Amino acid derivatives and antihypertensive drugs containing them | Shumpei Sakakibara, Yasumi Yugari | 1985-08-20 |
| 4472381 | Amino acid derivatives, methods of preparing said derivatives and antihypertensive drugs containing them | Shumpei Sakakibara, Yasumi Yugari | 1984-09-18 |