Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6761895 | Drug delivery system for averting pharmacokinetic drug interaction and method thereof | Toyohiro Sawada, Tatsunobu Yoshioka, Shunsuke Watanabe | 2004-07-13 |
| 6699503 | Hydrogel-forming sustained-release preparation | Hiroshi Nakashima, Toyohiro Sawada, Akira Okada, Muneo Fukui | 2004-03-02 |