Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4399188 | Heat-sensitive recording sheet | Noboru Yamato | 1983-08-16 |
| 4333990 | Heat-sensitive recording paper | Noboru Yamato | 1982-06-08 |
| 4218504 | Heat-sensitive recording paper | Noboru Yamato | 1980-08-19 |