Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656663 | External skin treatment agent composition containing isocarbacyclins as active ingredient | Atsuo Hazato, Nobuaki Hanajima, Yuji Makino, Tamotsu Koyama, Takehisa Hata +2 more | 1997-08-12 |
| 5530027 | External skin treatment agent composition containing prostacyclins as active ingredient | Atsuo Hazato, Nobuaki Hanajima, Yuji Makino, Tamotsu Koyama | 1996-06-25 |