- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converters; controlling transformers, reactors or choke coils
- H02P 21/04 - Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation specially adapted for very low speeds
Patent holdings for IPC class H02P 21/04
Total number of patents in this class: 57
10-year publication summary
|
5
|
4
|
4
|
9
|
7
|
3
|
2
|
6
|
1
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
4 |
| Lsis Co., Ltd. | 834 |
4 |
| Tau Motors, Inc. | 43 |
4 |
| Robert Bosch GmbH | 40953 |
2 |
| Denso Corporation | 23338 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
2 |
| JTEKT Corporation | 2423 |
2 |
| ebm-papst Mulfingen GmbH & Co. KG | 608 |
2 |
| Harbin Institute of Technology | 356 |
2 |
| Huazhong University of Science and Technology | 930 |
2 |
| MBDA UK Limited | 205 |
2 |
| Microchip Technology Incorporated | 2644 |
2 |
| Autel Robotics Co. Ltd. | 965 |
2 |
| Siemens AG | 24990 |
1 |
| LG Electronics Inc. | 69257 |
1 |
| Panasonic Corporation | 20786 |
1 |
| Texas Instruments Incorporated | 19376 |
1 |
| Huawei Technologies Co., Ltd. | 100781 |
1 |
| Sanyo Electric Co., Ltd. | 3926 |
1 |
| Nissan Motor Co., Ltd. | 12249 |
1 |
| Other owners | 18 |