Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6419961 | Sustained release microcapsules of a bioactive substance and a biodegradable polymer | Shigeyuki Takada, Hiroshi Kosakai | 2002-07-16 |
| 6376461 | Sustained-release preparation | Yutaka Yamagata, Satoshi Iinuma, Hiroaki Okada, Kazumichi Yamamoto | 2002-04-23 |