Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6539866 | Process for preparing ink jet system printing plate | Sadao Osawa, Eiichi Kato, Kazuo Ishii | 2003-04-01 |
| 6532870 | Process for preparing ink-jet system printing plate | Eiichi Kato, Sadao Osawa, Kazuo Ishii | 2003-03-18 |