Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4552751 | Long-lasting multi-layered film preparation | Kohji Inaba, Seiei Sasatani, Tamio Nanya | 1985-11-12 |
| 4483846 | Long-lasting three-layered pharmaceutical film preparations | Seiei Sasatani, Kohji Inaba | 1984-11-20 |