Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4552879 | Benzoheterocyclic compounds and pharmaceutical composition thereof | Hiroshi Ishikawa, Masanobu Kano, Kazuyuki Nakagawa | 1985-11-12 |
| 4399134 | Pyrroloquinoline and benzoquinolizine compounds and antimicrobial compositions | Hiroshi Ishikawa, Masanobu Kano, Kazuyuki Nakagawa | 1983-08-16 |