- 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: 44
10-year publication summary
|
3
|
4
|
4
|
4
|
1
|
4
|
1
|
0
|
0
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TRW Limited | 230 |
5 |
| Mitsubishi Electric Corporation | 48409 |
3 |
| Nidec Tosok Corporation | 206 |
3 |
| Renesas Electronics Corporation | 5859 |
2 |
| Robert Bosch GmbH | 44363 |
2 |
| Hyundai Motor Company | 25034 |
2 |
| Daikin Industries, Ltd. | 10527 |
2 |
| Zhongshan Broad-Ocean Motor Co., Ltd. | 556 |
2 |
| Huawei Digital Power Technologies Co. Ltd. | 2562 |
2 |
| Siemens AG | 23913 |
1 |
| Toyota Motor Corporation | 36327 |
1 |
| Aisin AW Co., Ltd. | 2246 |
1 |
| Hamilton Sundstrand Corporation | 5013 |
1 |
| Kia Motors Corporation | 7713 |
1 |
| ABB Schweiz AG | 7755 |
1 |
| Baumuller Nurnberg GmbH | 103 |
1 |
| Dayton-Phoenix Group, Inc. | 8 |
1 |
| Hubei Queen-ocean Electrical Appliance Manufacture Co., Ltd. | 19 |
1 |
| IHI Aerospace Co., Ltd. | 121 |
1 |
| Lsis Co., Ltd. | 814 |
1 |
| Other owners | 10 |