Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6132761 | Percutaneous absorption preparation | Takateru Muraoka, Hitoshi Akemi, Keigo Inosaka, Saburo Otsuka | 2000-10-17 |
| 6077528 | Percutaneous preparation | Takateru Muraoka, Keigo Inosaka, Hitoshi Akemi, Saburo Otsuka, Yoshiteru Takahashi | 2000-06-20 |