Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D910770 | Accessory for spinning top toy | Hiroyuki Matsukawa | 2021-02-16 |
| D910771 | Accessory for spinning top toy | Hiroyuki Matsukawa | 2021-02-16 |
| D910774 | Accessory for spinning top toy | Hiroyuki Matsukawa | 2021-02-16 |