- All sections
- A - Human necessities
- A63H - Toys, e.g. tops, dolls, hoops or building blocks
- A63H 1/04 - Tops with detachable winding devices with string or band winding devices
Patent holdings for IPC class A63H 1/04
Total number of patents in this class: 23
10-year publication summary
|
3
|
5
|
4
|
13
|
9
|
6
|
1
|
0
|
0
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TOMY Company, Ltd. | 459 |
9 |
| Choirock Contents Factory Co., Ltd. | 31 |
3 |
| Hasbro, Inc. | 2234 |
2 |
| Alpha Group Co. Ltd. | 252 |
2 |
| Guangzhou Alpha Culture Communications Co., Ltd. | 114 |
2 |
| Mattel, Inc. | 3192 |
1 |
| Spin Master Ltd. | 1601 |
1 |
| Diggin Active Inc. | 3 |
1 |
| Shin-Kyu CHOI | 58 |
1 |
| Tedco, Inc. | 4 |
1 |
| Other owners | 0 |