Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6770592 | Reversible thermosensitive recording medium and image processing method using the same | Yoshihiko Hotta, Kunichika Morohoshi, Nobuyoshi Sugiyama, Satoru Sampei | 2004-08-03 |
| 6734138 | Reversible thermosensitive recording material, and image recording and erasing method using the recording material | Toshihiko Hotta, Tetsuya Amano, Satoru Sanpei | 2004-05-11 |