Issued Patents 2021
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D912160 | Accessory for spinning top toy | Hiroyuki Matsukawa | 2021-03-02 |
| D912162 | Accessory for spinning top toy | Hiroyuki Matsukawa | 2021-03-02 |
| D910768 | Accessory for spinning top toy | Hiroyuki Matsukawa | 2021-02-16 |
| D910769 | Accessory for spinning top toy | Hiroyuki Matsukawa | 2021-02-16 |
| D910772 | Accessory for spinning top toy | Hiroyuki Matsukawa | 2021-02-16 |
| D910773 | Accessory for spinning top toy | Hiroyuki Matsukawa | 2021-02-16 |