Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6499395 | Offset printing machine with impression cylinder gripper and sheet feed cylinder gripper | Hideo Aoyama, Yoshiyuki Tsuji | 2002-12-31 |
| 6490972 | Offset printer having mechanism for moving ink rollers into contact with and out of contact from plate cylinder | Hideo Aoyama | 2002-12-10 |