- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converterscontrolling transformers, reactors or choke coils
- H02P 5/52 - Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another additionally providing control of relative angular displacement
Patent holdings for IPC class H02P 5/52
Total number of patents in this class: 31
10-year publication summary
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1
|
1
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0
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4
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3
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0
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2
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1
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5
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FANUC Corporation | 6875 |
4 |
| Nuovo Pignone Tecnologie S.r.l. | 1056 |
3 |
| Briggs & Stratton, LLC | 679 |
3 |
| Mitsubishi Electric Corporation | 46973 |
2 |
| BTG Pulp & Paper Sensors AB | 7 |
2 |
| SEW-EURODRIVE GmbH & Co. KG | 1973 |
2 |
| Mainspring Energy, Inc. | 115 |
2 |
| Eaton Corporation | 1812 |
1 |
| Denso Corporation | 24797 |
1 |
| Nissan Motor Co., Ltd. | 12673 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 32504 |
1 |
| GE Intelligent Platforms, Inc. | 129 |
1 |
| Hamilton Sundstrand Space Systems International, Inc. | 105 |
1 |
| Sany Heavy Machinery Limited | 63 |
1 |
| Sikorsky Aircraft Corporation | 1091 |
1 |
| Southeast University | 1465 |
1 |
| SZ DJI Technology Co., Ltd | 6868 |
1 |
| Toshiba Carrier Corporation | 487 |
1 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6233 |
1 |
| Hanwha Precision Machinery Co., Ltd. | 139 |
1 |
| Other owners | 0 |