Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4427387 | Drawing toy | — | 1984-01-24 |
| 4332101 | Toy kitchen assembly | — | 1982-06-01 |
| 4307534 | Cash register toy | — | 1981-12-29 |
| 4280266 | Automatic bead threading toy | Shinya Saitoh, Kazuo Hirakata | 1981-07-28 |