- All sections
- A - Human necessities
- A63B - Apparatus for physical training, gymnastics, swimming, climbing, or fencingball gamestraining equipment
- A63B 51/02 - StringsString substitutesProducts applied on strings, e.g. for protection against humidity or wear
Patent holdings for IPC class A63B 51/02
Total number of patents in this class: 42
10-year publication summary
|
4
|
5
|
4
|
3
|
8
|
5
|
4
|
4
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yonex Co.,Ltd. | 30 |
5 |
| Sumitomo Rubber Industries, Ltd. | 4460 |
4 |
| Gosen Co., Ltd. | 16 |
4 |
| Head Technology GmbH | 285 |
4 |
| Speed France SAS | 78 |
4 |
| Babolat VS | 53 |
3 |
| Applied Nanotech Holdings, Inc. | 54 |
2 |
| Conduit Space Recovery Systems LLC | 5 |
2 |
| Wilson Sporting Goods Co. | 786 |
2 |
| Larsen Strings A/S | 36 |
2 |
| Callaway Golf Company | 698 |
1 |
| Toray Industries, Inc. | 6859 |
1 |
| Asahi Intecc Co., Ltd. | 981 |
1 |
| European Sports Merchandising BV | 1 |
1 |
| Gustav Pirazzi & Comp. KG | 6 |
1 |
| Hyosung Corporation | 291 |
1 |
| Luxilon Industries NV | 40 |
1 |
| Ticona LLC | 586 |
1 |
| Monsma Research BV | 2 |
1 |
| VAN DER WALT, Louis, Stephanus | 58 |
1 |
| Other owners | 0 |