- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converterscontrolling transformers, reactors or choke coils
- H02P 21/08 - Indirect field-oriented controlRotor flux feed-forward control
Patent holdings for IPC class H02P 21/08
Total number of patents in this class: 50
10-year publication summary
|
1
|
2
|
1
|
6
|
1
|
2
|
5
|
6
|
6
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tau Motors, Inc. | 65 |
5 |
| Robert Bosch GmbH | 43063 |
4 |
| The Trustees of Columbia University in the City of New York | 3606 |
3 |
| GM Global Technology Operations LLC | 15372 |
2 |
| Schaeffler Technologies AG & Co. KG | 10334 |
2 |
| Arthrex, Inc. | 1538 |
2 |
| FANUC Corporation | 6864 |
2 |
| Nidec Corporation | 2701 |
2 |
| Hitachi Astemo, Ltd. | 6371 |
2 |
| Siemens AG | 24333 |
1 |
| Toyota Motor Corporation | 33440 |
1 |
| Hitachi Automotive Systems, Ltd. | 3955 |
1 |
| Denso Corporation | 24783 |
1 |
| Mitsubishi Electric Corporation | 46926 |
1 |
| Nissan Motor Co., Ltd. | 12655 |
1 |
| Caterpillar Inc. | 9768 |
1 |
| Hyundai Motor Company | 22813 |
1 |
| Semiconductor Components Industries, L.L.C. | 5297 |
1 |
| Bombardier Transportation GmbH | 641 |
1 |
| BorgWarner Inc. | 2602 |
1 |
| Other owners | 15 |