Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5344739 | Photosensitive diazo resin composition for lithographic printing utilizing a xanthene dye having an anion group as the counter ion of the diazonium group | Kazunori Kanda, Osamu Nanba | 1994-09-06 |
| 5308735 | Photosensitive diazo resins and resin compositions for lithographic printing having a quaternary ammonium salt-containing group | Kazunori Kanda, Osamu Nanba | 1994-05-03 |