Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4279213 | Resin molded productions designed to display extinction of activity | Yoshiaki Urahama | 1981-07-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4279213 | Resin molded productions designed to display extinction of activity | Yoshiaki Urahama | 1981-07-21 |