Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D914809 | Accessory for spinning top toy | Hiroyuki Hama | 2021-03-30 |
| D914810 | Accessory for spinning top toy | Hiroyuki Hama | 2021-03-30 |
| D912161 | Accessory for spinning top toy | Hiroyuki Hama | 2021-03-02 |