Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637309 | Physiologically active substance-prolonged releasing-type pharmaceutical preparation | Takashi Yoshimoto, Shoji Fukushima, Toshihiko Kaminuma, Ritsuko Ehama, Takaaki Baba +1 more | 1997-06-10 |
| 5612454 | Process for purification of polypeptide using a buchner funnel | Toshihiko Kaminuma, Toshii Iida | 1997-03-18 |