Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5126337 | Thiazetoquinoline-3-carboxylic acid derivative and a pharmaceutical composition comprising the same | Yasuo Ito, Hideo Kato, Eiichi Koshinaka, Nobuo Ogawa, Toshihiko Yoshida +1 more | 1992-06-30 |
| 4528287 | 6-Fluoro-1, 4-dihydro-4-oxo-7-substituted piperazinylquinoline-3-carboxylic acids and the method for preparing the same | Yasuo Itoh, Hideo Kato, Nobuo Ogawa, Eiichi Koshinaka, Tomio Suzuki | 1985-07-09 |