Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6024545 | Tube-pump | — | 2000-02-15 |
| 5464828 | Aqueous suspension of sucralfate | Masahide Katayama, Harushige Yamashita, Taizo Okada | 1995-11-07 |
| 4886667 | External preparation composition | Kanshiro Kitagaki, Keiko Ebihara, Takao Nakamura, Taizo Okada | 1989-12-12 |