Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5200385 | Thermosensitive recording material | Hiroaki Inoue, Norihiko Inaba, Koji Yamamoto | 1993-04-06 |
| 4950638 | Thermosensitive recording material having recording layer containing fluorescent dye composition | Yukihiro Yuyama, Kenji Uematsu, Hideo Aihara | 1990-08-21 |