Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5972837 | Reversible thermal-recording composite and rewritable reversible thermal-recording sheet and card using the same | Kazuyoshi Yatsushige, Soichi Hasegawa, Kazuo Nate | 1999-10-26 |