- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converters; controlling transformers, reactors or choke coils
- H02P 9/46 - Control of asynchronous generator by variation of capacitor
Patent holdings for IPC class H02P 9/46
Total number of patents in this class: 17
10-year publication summary
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4
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0
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4
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0
|
1
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0
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1
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0
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0
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hispano Suiza | 77 |
2 |
| Safran Electrical & Power | 507 |
2 |
| Grand Co., Ltd. | 2 |
2 |
| Toshiba Corporation | 12017 |
1 |
| Rolls-Royce PLC | 2944 |
1 |
| American Superconductor Corporation | 162 |
1 |
| Electricite de France | 695 |
1 |
| GE Aviation Systems LLC | 569 |
1 |
| GE Energy Power Conversion Technology Ltd | 407 |
1 |
| Labinal Power Systems | 57 |
1 |
| Oxford University Innovation Limited | 1421 |
1 |
| Wobben Properties GmbH | 1207 |
1 |
| Hitachi Industrial Products, Ltd. | 173 |
1 |
| Seabourne Solutions LLC | 4 |
1 |
| Other owners | 0 |