Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4942813 | Method and apparatus for dry offset intaglio printing | — | 1990-07-24 |
| 4676157 | Wiping apparatus for intaglio printing machine | Ieyasu Ichikawa | 1987-06-30 |
| 4604951 | Intaglio printing machine | Ieyasu Ichikawa | 1986-08-12 |