- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converters; controlling transformers, reactors or choke coils
- H02P 27/048 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using AC supply for only the rotor circuit or only the stator circuit
Patent holdings for IPC class H02P 27/048
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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3
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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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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24990 |
1 |
| Franklin Electric Co., Inc. | 217 |
1 |
| The Secretary of State for Foreign, Commonwealth & Development Affairs | 1 |
1 |
| Innomotics GmbH | 451 |
1 |
| Other owners | 0 |