Patent holdings for IPC class A63B 102/04

Total number of patents in this class: 74

10-year publication summary

9
11
8
19
9
12
6
6
6
5
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Yonex Co.,Ltd.
31
14
Sumitomo Rubber Industries, Ltd.
4532
8
Yonex Kabushiki Kaisha
145
4
Sony Corporation
31093
3
Victor Rackets Industrial Corp.
30
3
Xiamen Keentech Composite Technology Co., Ltd.
3
3
Gosen Co., Ltd.
17
2
Tohoku University
2775
2
Beijing Shunyuan Kaihua Technology Limited
49
2
Caxy Sports, LLC
5
2
Durabird LLC
2
2
Hesacore USA Corp.
3
2
Seiko Epson Corporation
19319
1
Nippon Telegraph and Telephone Corporation
17275
1
Design Blue Limited
60
1
Akita University
96
1
Asahi Intecc Co., Ltd.
1001
1
Babolat VS
53
1
Cpy 2 LLC
9
1
Decathlon
817
1
Other owners 19