Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5607934 | Piperazine derivatives and salts thereof | Masatoshi Morisue, Katsumi Tamura, Toshiki Miyazaki, Yoshimasa Nakano | 1997-03-04 |
| 5591744 | Benzoheterocyclic compounds | Hiraki Ueda, Hisashi Miyamoto, Hiroshi Yamashita | 1997-01-07 |