Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883196 | Heat-insulating packaging box | Eiji Kato, Tomoyuki Kaneko | 1989-11-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883196 | Heat-insulating packaging box | Eiji Kato, Tomoyuki Kaneko | 1989-11-28 |