Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877681 | Heat-sensitive transfer material | Koji Hanada, Masashi Sawamura, Takeshi Yoshikawa, Tsuneo Tanaka | 1989-10-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877681 | Heat-sensitive transfer material | Koji Hanada, Masashi Sawamura, Takeshi Yoshikawa, Tsuneo Tanaka | 1989-10-31 |