Issued Patents 2020
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D892943 | Accessory for spinning top toy | Kenji Horikoshi, Hiroyuki Matsukawa, Hiroyuki Hama | 2020-08-11 |
| D892944 | Accessory for spinning top toy | Hiroyuki Matsukawa, Hiroyuki Hama | 2020-08-11 |
| D892227 | Spinning top toy | Hiroyuki Hama, Asami Oba | 2020-08-04 |
| D892226 | Spinning top toy | Hiroyuki Hama, Asami Oba | 2020-08-04 |
| D891528 | Spinning top toy | Hiroyuki Hama, Asami Oba | 2020-07-28 |
| D891526 | Accessory for spinning top toy | Hiroyuki Hama, Asami Oba | 2020-07-28 |
| D886903 | Playing surface for spinning top toy | — | 2020-06-09 |
| D886914 | Accessory for spinning top toy | Hiroyuki Hama, Asami Oba | 2020-06-09 |
| D886913 | Accessory for spinning top toy | Hiroyuki Hama, Asami Oba | 2020-06-09 |