Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6335447 | Quinolonecarboxylic acid derivatives or salts thereof | Kazuya Hayashi, Tokunori Kito, Junichi Mitsuyama, Tetsumi Yamakawa, Hiroshi Kuroda | 2002-01-01 |
| 5578627 | 1,2-benzoisoxazole derivative or its salt and brain-protecting agent comprising the same | Kenji Takeda, Nobuo Terashima, Joji Nakano, Hisashi Minami, Toyokazu Kobayashi +4 more | 1996-11-26 |
| 4948796 | Piperazine derivative or its salt, process for producing the same and pharmaceutical composition comprising the same as active ingredient | Toru Hiraiwa, Kenji Takeda, Joji Nakano, Mineichi Sudani, Kunikazu Furuhata +2 more | 1990-08-14 |