- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converters; controlling transformers, reactors or choke coils
- H02P 25/20 - Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the circuit arrangement or by the kind of wiring with arrangements for switching the windings, e.g. with mechanical switches or relays for pole-changing
Patent holdings for IPC class H02P 25/20
Total number of patents in this class: 50
10-year publication summary
0
|
5
|
4
|
11
|
11
|
9
|
3
|
1
|
5
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Quanten Technologies, Inc. | 17 |
9 |
Denso Corporation | 23338 |
8 |
Mitsubishi Electric Corporation | 43934 |
4 |
Caterpillar Inc. | 8877 |
3 |
Wolong Electric Group Co., Ltd. | 48 |
3 |
Cummins Inc. | 2369 |
2 |
Shenzhen Yunlin Electric Co., Ltd. | 2 |
2 |
Honeywell International Inc. | 13799 |
1 |
Robert Bosch GmbH | 40953 |
1 |
Hamilton Sundstrand Corporation | 4525 |
1 |
Arcelik A.S. | 3617 |
1 |
FANUC Corporation | 5803 |
1 |
FEAAM GmbH | 36 |
1 |
Nagoya Institute of Technology | 198 |
1 |
Safran Aircraft Engines | 5739 |
1 |
Set Sustainable Energy Technologies GmbH | 18 |
1 |
SEW-EURODRIVE GmbH & Co. KG | 1816 |
1 |
The Texas a & M University System | 1519 |
1 |
Universidade Nova de Lisboa | 51 |
1 |
Volvo Car Corporation | 1403 |
1 |
Other owners | 6 |