Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5731440 | Intermediates for producing 5,7-dichloro-4-hydroxyquinoline | Hiroshi Yoshizawa, Motohiko Hamaguchi | 1998-03-24 |
| 4943637 | Method for preparing 2-phenylbenzotriazoles | Shuichi Seino | 1990-07-24 |