Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6734138 | Reversible thermosensitive recording material, and image recording and erasing method using the recording material | Kazumi Suzuki, Toshihiko Hotta, Satoru Sanpei | 2004-05-11 |