Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670448 | Recording sheet for making transparencies and method of making the same | — | 1997-09-23 |
| 5665514 | Thermal transfer image-receiving sheet | Koichi Shirai, Kazunobu Imoto | 1997-09-09 |