Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7354884 | Thermal recording material | Toshiro Hada, Shigeji Matsuzawa, Masanao Tajiri | 2008-04-08 |
| 6017848 | Heat sensitive recording material | Koichi Ishida | 2000-01-25 |
| 5977021 | Heat-sensitive recording adhesive sheet | Shigeo Aoyama | 1999-11-02 |
| 5242884 | Heat-sensitive recording material | Toshikazu Onishi | 1993-09-07 |