Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1004000 | Playing surface for spinning top toy | Hiroyuki Hama, Douglas Arthur Schultheis | 2023-11-07 |
| D989188 | Accessory for spinning top toy | Hiroyuki Matsukawa | 2023-06-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1004000 | Playing surface for spinning top toy | Hiroyuki Hama, Douglas Arthur Schultheis | 2023-11-07 |
| D989188 | Accessory for spinning top toy | Hiroyuki Matsukawa | 2023-06-13 |