Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6579826 | Reversible thermosensitive recording medium and image forming and erasing method using the recording medium | Tadafumi Tatewaki, Satoshi Arai, Takeshi Shibuya, Kyoji Tsutsui | 2003-06-17 |
| 6555705 | Thermosensitive recording material and phthalic acid derivatives for use in the same | Keishi Taniguchi, Hideo Suzaki | 2003-04-29 |