- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converterscontrolling transformers, reactors or choke coils
- H02P 23/03 - Arrangements or methods for the control of AC motors characterised by a control method other than vector control specially adapted for very low speeds
Patent holdings for IPC class H02P 23/03
Total number of patents in this class: 42
10-year publication summary
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3
|
4
|
4
|
4
|
1
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4
|
1
|
0
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0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TRW Limited | 241 |
5 |
| Mitsubishi Electric Corporation | 47602 |
3 |
| Nidec Tosok Corporation | 206 |
3 |
| Renesas Electronics Corporation | 5866 |
2 |
| Robert Bosch GmbH | 43587 |
2 |
| Hyundai Motor Company | 23762 |
2 |
| Daikin Industries, Ltd. | 10384 |
2 |
| Zhongshan Broad-Ocean Motor Co., Ltd. | 536 |
2 |
| Huawei Digital Power Technologies Co. Ltd. | 2454 |
2 |
| Siemens AG | 24200 |
1 |
| Toyota Motor Corporation | 34633 |
1 |
| Aisin AW Co., Ltd. | 2274 |
1 |
| Hamilton Sundstrand Corporation | 5017 |
1 |
| Kia Motors Corporation | 7723 |
1 |
| Baumuller Nurnberg GmbH | 102 |
1 |
| Dayton-Phoenix Group, Inc. | 8 |
1 |
| Hubei Queen-ocean Electrical Appliance Manufacture Co., Ltd. | 18 |
1 |
| IHI Aerospace Co., Ltd. | 113 |
1 |
| Lsis Co., Ltd. | 814 |
1 |
| Rivian IP Holdings, LLC | 1540 |
1 |
| Other owners | 8 |