Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4591238 | Movie projector pendant | Hajime Matsumoto | 1986-05-27 |
| 4475305 | Toy vehicle with inertia wheel | Hirotarou Kawakami, Kazumi Yamakawa, Hiroshi Yasuda | 1984-10-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4591238 | Movie projector pendant | Hajime Matsumoto | 1986-05-27 |
| 4475305 | Toy vehicle with inertia wheel | Hirotarou Kawakami, Kazumi Yamakawa, Hiroshi Yasuda | 1984-10-09 |