- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 5/012 - Recording on, or reproducing or erasing from, magnetic disks
Patent holdings for IPC class G11B 5/012
Total number of patents in this class: 734
10-year publication summary
|
70
|
83
|
58
|
57
|
71
|
75
|
50
|
75
|
44
|
12
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seagate Technology LLC | 4228 |
165 |
| Toshiba Corporation | 12017 |
156 |
| Toshiba Electronic Devices & Storage Corporation | 1602 |
115 |
| JPMorgan Chase Bank, National Association | 10964 |
108 |
| Avago Technologies International Sales Pte. Limited | 9260 |
27 |
| Marvell Asia PTE, Ltd. | 6841 |
22 |
| Headway Technologies, Inc. | 715 |
15 |
| Cavium International | 5549 |
14 |
| International Business Machines Corporation | 60644 |
8 |
| Resonac Corporation | 2233 |
6 |
| Huawei Technologies Co., Ltd. | 100781 |
5 |
| FUJIFILM Corporation | 27102 |
4 |
| Marvell International Ltd. | 1224 |
4 |
| Amazon Technologies, Inc. | 24422 |
4 |
| TDK Corporation | 6306 |
3 |
| Marvell World Trade Ltd. | 957 |
3 |
| Agency for Science, Technology and Research | 3512 |
3 |
| Infinitum Solutions, Inc. | 19 |
3 |
| Apple Inc. | 50209 |
2 |
| Hitachi, Ltd. | 16452 |
2 |
| Other owners | 65 |