Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670391 | Benzopyran derivative and antiallergic agent | Hidetsugu Takagaki, Nobuyuki Kimura, Yasuo Aoki | 2003-12-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670391 | Benzopyran derivative and antiallergic agent | Hidetsugu Takagaki, Nobuyuki Kimura, Yasuo Aoki | 2003-12-30 |