Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6247856 | Developing system of photosensitive resin plates and apparatus used therein | Hiroshi Shibano, Kazuo Takahashi | 2001-06-19 |
| 4188221 | Photosensitive polyamide resin composition useful for making relief printing plate | Masaru Nanpei, Toshiaki Fujimura, Hajime Kouda, Kuniomi Etoh | 1980-02-12 |