Patent holdings for IPC class G11B 33/04

Total number of patents in this class: 208

10-year publication summary

11
18
13
26
30
11
12
14
8
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
JPMorgan Chase Bank, National Association
8958
12
International Business Machines Corporation
62672
11
Seagate Technology LLC
3959
9
MeadWestvaco Corporation
272
6
Toshiba Corporation
12577
5
FUJIFILM Corporation
30543
5
Huawei Technologies Co., Ltd.
123677
5
Amazon Technologies, Inc.
28142
5
Pozzoli S.p.A.
14
5
Spectra Logic Corporation
130
5
Toshiba Electronic Devices & Storage Corporation
2334
5
Alter Domus (US) LLC, AS Agent for The Secured Parties
193
4
Panasonic Intellectual Property Management Co., Ltd.
34080
3
Dell Products L.P.
17056
3
Finest Products Limited
13
3
Ugreen Group Limited
306
3
Scanavo A/S
12
3
Sony Corporation
30139
2
ZTE Corporation
44219
2
Celestica Technology Consultancy (Shanghai) Co., Ltd.
40
2
Other owners 110