Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698554 | Pyridazinone derivatives and processes for preparing the same | Harutami Yamada, Michihisa Yato, Shinsuke Nishiyama, Fumikazu Okumura | 1997-12-16 |
| 5686452 | Indane derivative and processes for preparing the same | Koichi Homma, Michihisa Yato, Shinsuke Nishiyama, Fumikazu Okumura | 1997-11-11 |
| 5605901 | Indane derivatives, processes for preparing the same and synthetic intermediate of the same | Koichi Homma, Michihisa Yato, Shinsuke Nishiyama, Fumikazu Okumura | 1997-02-25 |