Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4897273 | Package with freshness keeping agent sack | Syuji Wakamatsu, Tadahiko Egawa, Yoshikazu Morita, Kou Iwata | 1990-01-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4897273 | Package with freshness keeping agent sack | Syuji Wakamatsu, Tadahiko Egawa, Yoshikazu Morita, Kou Iwata | 1990-01-30 |