- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 15/52 - Controlling, regulating, or indicating speed by using signals recorded on, or derived from, record carrier
Patent holdings for IPC class G11B 15/52
Total number of patents in this class: 36
10-year publication summary
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1
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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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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
|
|---|---|---|
| Marvell Asia PTE, Ltd. | 6347 |
5 |
| Cavium International | 4765 |
5 |
| Panasonic Corporation | 19586 |
3 |
| Marvell International Ltd. | 1125 |
3 |
| International Business Machines Corporation | 62220 |
2 |
| Twitter, Inc. | 1069 |
2 |
| Samsung Electronics Co., Ltd. | 153845 |
1 |
| Toshiba Corporation | 12691 |
1 |
| Seiko Epson Corporation | 20013 |
1 |
| Oracle International Corporation | 13457 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 33507 |
1 |
| Pioneer Corporation | 3842 |
1 |
| The Trustees of the University of Pennsylvania | 4403 |
1 |
| Socionext Inc. | 1591 |
1 |
| Hewlett Packard Enterprise Development LP | 10885 |
1 |
| CyberLink Corp. | 286 |
1 |
| National Chiao Tung University | 512 |
1 |
| Taiyo Yuden Co., Ltd. | 2014 |
1 |
| Tian Holdings, LLC | 20 |
1 |
| Zoran Corporation | 54 |
1 |
| Other owners | 2 |