- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 5/54 - Disposition or mounting of heads relative to record carriers with provision for moving the head into, or out of, its operative position or across tracks
Patent holdings for IPC class G11B 5/54
Total number of patents in this class: 351
10-year publication summary
|
5
|
9
|
34
|
41
|
34
|
19
|
22
|
29
|
19
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toshiba Corporation | 12684 |
85 |
| Toshiba Electronic Devices & Storage Corporation | 2237 |
80 |
| JPMorgan Chase Bank, National Association | 8647 |
74 |
| Seagate Technology LLC | 3982 |
40 |
| Western Digital Technologies, Inc. | 1808 |
6 |
| Avago Technologies International Sales Pte. Limited | 8625 |
6 |
| Magnecomp Corporation | 202 |
4 |
| JPMorgan Chase Bank, N.A., AS The Agent | 2657 |
4 |
| International Business Machines Corporation | 62076 |
3 |
| Renesas Electronics Corporation | 5881 |
3 |
| SAE Magnetics (H.K.) Ltd. | 317 |
3 |
| STMicroelectronics S.r.l. | 3408 |
3 |
| Hutchinson Technology Incorporated | 308 |
3 |
| Marvell Asia PTE, Ltd. | 6374 |
3 |
| TDK Corporation | 6796 |
2 |
| STMicroelectronics KK | 5 |
2 |
| Benhov GmbH, LLC | 21 |
2 |
| Gula Consulting Limited Liability Company | 271 |
2 |
| NHK Spring Co., Ltd. | 1933 |
2 |
| Samsung Electronics Co., Ltd. | 152534 |
1 |
| Other owners | 23 |