- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converters; controlling transformers, reactors or choke coils
- H02P 21/06 - 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: 290
10-year publication summary
|
25
|
19
|
24
|
33
|
28
|
29
|
15
|
17
|
18
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 23338 |
18 |
| Mitsubishi Electric Corporation | 43934 |
18 |
| Robert Bosch GmbH | 40953 |
12 |
| NSK Ltd. | 2719 |
11 |
| Nissan Motor Co., Ltd. | 12249 |
10 |
| Clearmotion, Inc. | 148 |
6 |
| Rockwell Automation Technologies, Inc. | 2547 |
5 |
| RENAULT s.a.s. | 5674 |
5 |
| Hitachi Astemo, Ltd. | 5618 |
5 |
| Toshiba Corporation | 12017 |
4 |
| Hitachi, Ltd. | 16452 |
4 |
| Infineon Technologies AG | 8189 |
4 |
| Hyundai Motor Company | 19021 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
4 |
| Daikin Industries, Ltd. | 9495 |
4 |
| Omron Corporation | 6968 |
4 |
| Lsis Co., Ltd. | 834 |
4 |
| Nidec Corporation | 2579 |
4 |
| Danfoss Drives A/S | 38 |
4 |
| Samsung Electronics Co., Ltd. | 131630 |
3 |
| Other owners | 157 |