Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5116985 | Isoquinoline derivatives and salts thereof | Yasuyoshi Takeshita, Hiroshi Nakamura, Susumu Ishiguro, Noboru Kwaguchi, Shin'ichi Shimada +3 more | 1992-05-26 |
| 4927959 | Alprenolol derivatives | Shinichi Shimada, Noboru Kawaguchi, Akinori Wakaiki, Keiji Hayashi, Yasuyoshi Takeshita +2 more | 1990-05-22 |