- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converters; controlling transformers, reactors or choke coils
- H02P 9/12 - Control effected upon generator excitation circuit to reduce harmful effects of overloads or transients, e.g. sudden application of load, sudden removal of load, sudden change of load for preventing pole reversal
Patent holdings for IPC class H02P 9/12
Total number of patents in this class: 24
10-year publication summary
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1
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0
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1
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5
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2
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1
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1
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3
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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
|
|---|---|---|
| ABB Schweiz AG | 6321 |
3 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
2 |
| BRUSA Elektronik AG | 98 |
2 |
| Universidad Politecnica de Madrid | 296 |
2 |
| Brusa Technology AG | 10 |
2 |
| General Electric Company | 18133 |
1 |
| Toshiba Corporation | 12017 |
1 |
| Infineon Technologies AG | 8189 |
1 |
| Nissan Motor Co., Ltd. | 12249 |
1 |
| Wisconsin Alumni Research Foundation | 3774 |
1 |
| Cummins Power Generation IP, Inc. | 261 |
1 |
| FANUC Corporation | 5803 |
1 |
| LSP Innovative Automotive Systems GmbH | 23 |
1 |
| Moteurs Leroy-Somer | 193 |
1 |
| Steering Solutions IP Holding Corporation | 847 |
1 |
| Valeo Equipements Electriques Moteur | 1036 |
1 |
| SEG Automotive Germany GmbH | 194 |
1 |
| Vestas Wind Systems A/S | 3459 |
1 |
| Other owners | 0 |