- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 19/247 - Arrangements for providing constant relative speed between record carrier and head using electrical means
Patent holdings for IPC class G11B 19/247
Total number of patents in this class: 5
10-year publication summary
|
2
|
0
|
0
|
3
|
0
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0
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0
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0
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0
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JPMorgan Chase Bank, National Association | 8593 |
2 |
| FANUC Corporation | 6814 |
2 |
| Toshiba Corporation | 12516 |
1 |
| Other owners | 0 |