- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converterscontrolling transformers, reactors or choke coils
- H02P 21/06 - Rotor flux based control involving the use of rotor position or rotor speed sensors
Patent holdings for IPC class H02P 21/06
Total number of patents in this class: 304
10-year publication summary
|
24
|
33
|
28
|
28
|
16
|
18
|
15
|
16
|
3
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 25165 |
19 |
| Mitsubishi Electric Corporation | 47556 |
16 |
| Robert Bosch GmbH | 43554 |
12 |
| NSK Ltd. | 2822 |
11 |
| Nissan Motor Co., Ltd. | 12757 |
10 |
| Clearmotion, Inc. | 184 |
6 |
| Hitachi Astemo, Ltd. | 6411 |
6 |
| Nidec Corporation | 2764 |
5 |
| Tau Motors, Inc. | 78 |
5 |
| Toshiba Corporation | 12693 |
4 |
| Hitachi, Ltd. | 15881 |
4 |
| Infineon Technologies AG | 8383 |
4 |
| Hyundai Motor Company | 23688 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 33462 |
4 |
| Daikin Industries, Ltd. | 10375 |
4 |
| Rockwell Automation Technologies, Inc. | 2736 |
4 |
| Omron Corporation | 7337 |
4 |
| Lsis Co., Ltd. | 814 |
4 |
| RENAULT s.a.s. | 5403 |
4 |
| Danfoss Drives A/S | 34 |
4 |
| Other owners | 170 |