Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4809609 | Method of directly mounting a printing plate on plate cylinder and the plate cylinder and register pins used in said method | Masahiro Sugiura, Yoshiaki Nakatsuji | 1989-03-07 |
| 4707930 | Apparatus for mounting a relief plate for letterpress printing | Masahiro Sugiura | 1987-11-24 |