Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873170 | Method for making lithographic printing plate | Masahiko Saikawa, Yoshikazu Takaya, Euji Kanada | 1989-10-10 |
| 4837122 | Deleting fluid for printing plates and method for deletion | Toshiro Kondo, Eiji Kanada | 1989-06-06 |