Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637309 | Physiologically active substance-prolonged releasing-type pharmaceutical preparation | Masahiro Tajima, Takashi Yoshimoto, Shoji Fukushima, Toshihiko Kaminuma, Ritsuko Ehama +1 more | 1997-06-10 |