Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4413091 | Photosensitive polymer and photosensitive material for photomechanical process | Hidenori Iwasaki, Yukio Urata | 1983-11-01 |
| 4371602 | Photosensitive printing plate | Hidenori Iwasaki, Junichi Igarashi | 1983-02-01 |
| 4304832 | Photosensitive resin composition containing diazodiphenylamine-aldehyde condensate | Katsuyuki Ohta, Shigeru Otawa | 1981-12-08 |