- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 3/31 - Construction of arms
Patent holdings for IPC class G11B 3/31
Total number of patents in this class: 4
10-year publication summary
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0
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0
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0
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0
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1
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0
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1
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1
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0
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2
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Commissariat à l'énergie atomique et aux energies alternatives | 11128 |
1 |
| Inmusic Brands, Inc. | 201 |
1 |
| Ogasawara Precision Laboratory Co., Ltd. | 4 |
1 |
| Kronos Audio Products Inc. | 3 |
1 |
| Other owners | 0 |