Patent holdings for IPC class G11B 5/60

Total number of patents in this class: 1282

10-year publication summary

103
102
95
94
56
48
40
41
34
20
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Seagate Technology LLC
3964
461
JPMorgan Chase Bank, National Association
8975
287
Headway Technologies, Inc.
680
77
Toshiba Corporation
12660
66
SAE Magnetics (H.K.) Ltd.
311
58
Toshiba Electronic Devices & Storage Corporation
2383
49
TDK Corporation
6960
27
Konica Minolta Opto, Inc.
893
26
Western Digital Technologies, Inc.
1906
20
Avago Technologies International Sales Pte. Limited
8534
17
Hitachi, Ltd.
16194
14
Toshiba Storage Device Corporation
55
14
International Business Machines Corporation
62769
12
Nitto Denko Corporation
8580
12
Seiko Instruments Inc.
458
11
Magnecomp Corporation
199
8
Marvell Asia PTE, Ltd.
6253
8
Fujitsu Limited
16851
7
Dai Nippon Printing Co., Ltd.
4263
7
NHK Spring Co., Ltd.
2004
7
Other owners 94