Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6817606 | Packaging material of photothermographic image recording sheet and detecting method of presence/absence of residual photothermographic image recording sheet | Mamoru Umeki, Wataru Tachikawa | 2004-11-16 |