Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873536 | Method and apparatus for preventing unevenness in printing depth in a thermal printer | Toshifumi Yamamoto | 1989-10-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873536 | Method and apparatus for preventing unevenness in printing depth in a thermal printer | Toshifumi Yamamoto | 1989-10-10 |