Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6468726 | Photothermographic image-recording material with polyester sub | Sadao Fujikura | 2002-10-22 |
| 6413705 | Heat-developable recording material | Sadao Fujikura | 2002-07-02 |
| 6110659 | Thermographic recording elements | Akira Hatakeyama | 2000-08-29 |