- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 21/26 - Means for interchange or replacement of head or head element
Patent holdings for IPC class G11B 21/26
Total number of patents in this class: 4
10-year publication summary
|
1
|
0
|
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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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JPMorgan Chase Bank, National Association | 8653 |
1 |
| International Manufacturing and Engineering Services Co., Ltd. | 10 |
1 |
| Love Turntable, Inc. | 3 |
1 |
| Suncall Corporation | 195 |
1 |
| Other owners | 0 |