Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853469 | Quinolinecarboxylic acid derivative starting compounds | Masahiro Taguchi, Hirosato Kondo, Yoshihiro Kawahata, Goro Tsukamoto | 1989-08-01 |
| 4845068 | Catalysts for hydrotreating hydrocarbons and method of activating the same | Yasuhito Takahashi, Shigeru Sakai | 1989-07-04 |
| 4808584 | Quinolinecarboxylic acid derivatives and antibacterial agent containing the same | Masahiro Taguchi, Hirosato Kondo, Yoshihiro Kawahata, Goro Tsukamoto | 1989-02-28 |