Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6537711 | Reversible recording material based on thermal energy | Shigeaki Nimura, Hiroyuki Sugimoto, Nobuyuki Tamaoki, Yoshishige Kida | 2003-03-25 |
| 6524759 | Reversible recording medium, and reversible recording method and apparatus using the same | Hiroyuki Sugimoto, Shigeaki Nimura, Kyohji Tsutsui, Nobuyuki Tamaoki | 2003-02-25 |