Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860651 | Skew correcting apparatus for multi-color printing machine | Koji Ishii | 1989-08-29 |
| 4691631 | Cylinder setting mechanism for an offset printing machine | Koji Ishii | 1987-09-08 |
| 4676158 | Plate pressure and printing pressure adjusting mechanism for offset printing machine | Koji Ishii | 1987-06-30 |