Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835522 | Heat-sensitive recording material | Masanobu Takashima | 2004-12-28 |
| 6767862 | Thermal recording material | Yoshihiro Jinbo | 2004-07-27 |
| 6703344 | Thermal recording material | Shiki Ueki | 2004-03-09 |