Patent holdings for IPC class G11B 17/056

Total number of patents in this class: 32

10-year publication summary

3
4
0
2
0
0
0
0
0
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Pioneer Corporation
3760
7
Panasonic Corporation
18716
2
Panasonic Intellectual Property Management Co., Ltd.
34471
2
Wistron Corporation
2451
2
Lite-On Electronics (Guangzhou) Limited
357
2
Lite-On Technology Corporation
904
2
Sharp Kabushiki Kaisha
18480
2
Sony Corporation
30052
1
Sony Corporation of America
407
1
Fujitsu Limited
16833
1
Hyundai Motor Company
24951
1
Funai Electric Co., Ltd.
500
1
Futurewei Technologies, Inc.
3788
1
Asustek Computer Inc.
1919
1
Acer Incorporated
2193
1
Hitachi-LG Data Storage Korea, Inc.
32
1
Pioneer Digital Design and Manufacturing Corporation
29
1
Sony Interactive Entertainment Inc.
6507
1
D&M Holdings, Inc.
214
1
Sound Leisure Holdings Limited
1
1
Other owners 0