- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 5/627 - Record carriers characterised by the selection of the material of leaders for magnetic tapes, e.g. non-magnetic strips on the tapes or for connection
Patent holdings for IPC class G11B 5/627
Total number of patents in this class: 11
10-year publication summary
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0
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0
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1
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2
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1
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Group Corporation | 16052 |
4 |
| FUJIFILM Corporation | 30774 |
3 |
| International Business Machines Corporation | 62847 |
1 |
| Hewlett Packard Enterprise Development LP | 11551 |
1 |
| JBI Inc. | 2 |
1 |
| Resonac Hard Disk Corporation | 207 |
1 |
| Other owners | 0 |