Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797346 | Light-sensitive composition for positive-type light-sensitive lithographic printing plates | Takeshi Yamamoto, Miegi Nakano | 1989-01-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797346 | Light-sensitive composition for positive-type light-sensitive lithographic printing plates | Takeshi Yamamoto, Miegi Nakano | 1989-01-10 |