Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5607898 | Pyrazole derivatives | Kazufumi Nakamura, Kazuyoshi Koike, Ichiro Nasuno | 1997-03-04 |
| 5591868 | Aromatic carboxylic acids | Ichiro Nasuno, Mitsuru Shibata, Kazuyoshi Koike | 1997-01-07 |