Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665676 | Printing sheet and manufacturing method therefor | Huy Sam, Yoshio Fujiwara, Toshikazu Nagura, Shigeo Hayasi, Yukio Kusaka | 1997-09-09 |
| 5635441 | Printing paper | Huy Sam, Atsushi Ito, Hidemi Tomita, Miyuki Kuromiya | 1997-06-03 |