Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4834797 | Fat-desensitizing composition for litho printing plates comprising phytic acid, polyethylene glycol and a glycol compound | Kunitaka Toyofuku, Kohei Michikawa | 1989-05-30 |