Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5654296 | Condensed heterocyclic compounds, their production and use | Kaneyoshi Kato, Koichi Kato, Yasuo Nagai | 1997-08-05 |
| 5633248 | Amine compounds, their production and use | Kaneyoshi Kato, Koichi Kato | 1997-05-27 |
| 5607939 | Condensed heterocyclic compounds, their production and use | Kaneyoshi Kato, Koichi Kato, Yasuo Nagai | 1997-03-04 |
| 5604210 | Inhibitor of vascular permeability enhancer | Akinobu Nagaoka, Tetsuji Imamoto, Tsuneo Asano, Giichi Goto | 1997-02-18 |