Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873087 | Suppository preparation having excellent absorption property | Masataka Morishita, Renji Aikawa, Yoshiaki Yamamoto, Kenichi Sugimoto | 1989-10-10 |
| 4818698 | Polypeptides and preparation process thereof | Hitoshi Sagai, Masayasu Takahara, Junboku Kajiwara, Harumi Masujima | 1989-04-04 |