Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D880623 | Accessory for spinning top toy | Masamichi Okutsu | 2020-04-07 |
| D875841 | Accessory for spinning top toy | Hisashi Nakajima | 2020-02-18 |
| D875842 | Accessory for spinning top toy | Hisashi Nakajima | 2020-02-18 |