Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4475305 | Toy vehicle with inertia wheel | Kazumi Yamakawa, Hiroshi Yasuda, Teruhiko Kitaoka | 1984-10-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4475305 | Toy vehicle with inertia wheel | Kazumi Yamakawa, Hiroshi Yasuda, Teruhiko Kitaoka | 1984-10-09 |