- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 5/68 - Record carriers characterised by the selection of the material comprising one or more layers of magnetisable particles homogeneously mixed with a bonding agent
Patent holdings for IPC class G11B 5/68
Total number of patents in this class: 41
10-year publication summary
|
3
|
9
|
5
|
5
|
6
|
3
|
0
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30689 |
15 |
| Sony Corporation | 30052 |
10 |
| Seagate Technology LLC | 3967 |
3 |
| JPMorgan Chase Bank, National Association | 8978 |
2 |
| Resonac Hard Disk Corporation | 207 |
2 |
| International Business Machines Corporation | 62805 |
1 |
| Agency for Science, Technology and Research | 3765 |
1 |
| GLOBALFOUNDRIES U.S. Inc. | 6390 |
1 |
| IBM United Kingdom Limited | 4048 |
1 |
| Magnum Magnetics Corporation | 80 |
1 |
| University of South Carolina | 854 |
1 |
| Maxell, Ltd. | 3089 |
1 |
| IBM (China) Investment Co Ltd | 2062 |
1 |
| Sony Group Corporation | 15978 |
1 |
| Other owners | 0 |