Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867588 | Method for manufacture of a mutli-color ink ribbon including ink migration barrier | Atsushi Kitamura | 1989-09-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867588 | Method for manufacture of a mutli-color ink ribbon including ink migration barrier | Atsushi Kitamura | 1989-09-19 |