Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889851 | Benzothiadiazine compounds, and pharmaceutical composition comprising the same | Eishiro Todo, Chiyoshi Kasahara, Katsuya Nakamura, Hiroshi Kayakiri | 1989-12-26 |
| 4883800 | Quinazoline derivatives and process for their production | Masashi Hashimoto, Yoshikuni Ito, Takayuki Namiki, Kozo Sawada, Chiyoshi Kasahara +1 more | 1989-11-28 |
| 4857513 | Diphosphonic acid compounds, processes for the preparation thereof and pharmaceutical composition comprising the same | Eishiro Todo, Chiyoshi Kasahara, Katsuya Nakamura, Hiroshi Kayakiri, Masashi Hashimoto | 1989-08-15 |