Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6580481 | Information recording/displaying card | Hideaki Ueda, Tsuyoshi Nozaki | 2003-06-17 |
| 6552756 | Recording method and recording device using a heat reversible recording medium | Naoya Suzuki, Hideaki Ueda, Eiji Yamakawa | 2003-04-22 |