Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663428 | Method for producing aromatic carboxylic acids | Hideo Oikawa | 1997-09-02 |
| 5593941 | Process for production of thermally transferred image-receptive sheet | Hiromoto Kato | 1997-01-14 |