Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5459011 | Liquid or paste photosensitive composition containg aromatic diazo compound and lactic acid, hydroxyacetic acid or mixture thereof | Hirotada Iida, Katsuyo Tokuda | 1995-10-17 |
| 5206349 | Aromatic diazo compounds and photosensitive compositions using the same | Hirotada Iida, Hajime Arai, Hitoshi Sugiura, Katsuhiko Sugou | 1993-04-27 |