Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656663 | External skin treatment agent composition containing isocarbacyclins as active ingredient | Atsuo Hazato, Nobuaki Hanajima, Yuji Makino, Toshiaki Takeda, Tamotsu Koyama +2 more | 1997-08-12 |
| 5654009 | Delayed action preparation | Takehisa Hata, Akira Kagayama, Satoshi Ueda, Saburo Murata | 1997-08-05 |
| 5601844 | Sustained release medicinal preparation | Akira Kagayama, Saburo Murata, Sachiyo Tanimoto, Takehisa Hata | 1997-02-11 |