Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5589315 | Photosensitive compositions comprising photosensitive polyfunctional aromatic diazo compounds, and presensitized lithographic plates formed with the same | Hirotada Iida, Noriaki Tochizawa, Yasuo Kuniyoshi, Masaharu Watanabe, Ichiro Hozumi | 1996-12-31 |
| 5459011 | Liquid or paste photosensitive composition containg aromatic diazo compound and lactic acid, hydroxyacetic acid or mixture thereof | Hirotada Iida, Kieko Harada | 1995-10-17 |
| 5430130 | Photosensitive polyfunctional aromatic diazo compounds useful in photosensitive compositions | Hirotada Iida, Noriaki Tochizawa, Yasuo Kuniyoshi, Masaharu Watanabe, Ichiro Hozumi | 1995-07-04 |