Patent holdings for IPC class G11B 5/60

Total number of patents in this class: 1278

10-year publication summary

103
102
95
94
56
48
40
42
34
9
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Seagate Technology LLC
3979
462
JPMorgan Chase Bank, National Association
8653
287
Headway Technologies, Inc.
684
76
Toshiba Corporation
12694
66
SAE Magnetics (H.K.) Ltd.
315
58
Toshiba Electronic Devices & Storage Corporation
2283
49
TDK Corporation
6818
29
Konica Minolta Opto, Inc.
950
26
Western Digital Technologies, Inc.
1803
17
Avago Technologies International Sales Pte. Limited
8591
15
Hitachi, Ltd.
15920
14
Toshiba Storage Device Corporation
55
14
International Business Machines Corporation
62295
12
Nitto Denko Corporation
8470
12
Seiko Instruments Inc.
460
11
Dai Nippon Printing Co., Ltd.
4218
9
Magnecomp Corporation
201
8
Marvell Asia PTE, Ltd.
6344
8
Fujitsu Limited
16997
7
NHK Spring Co., Ltd.
1944
7
Other owners 91