- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converters; controlling transformers, reactors or choke coils
- H02P 25/04 - Single phase motors, e.g. capacitor motors
Patent holdings for IPC class H02P 25/04
Total number of patents in this class: 141
10-year publication summary
|
12
|
9
|
8
|
13
|
14
|
15
|
7
|
13
|
8
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
16 |
| Regal Beloit America, Inc. | 939 |
10 |
| Lennox Industries Inc. | 1088 |
6 |
| Lutron Technology Company LLC | 2300 |
6 |
| Dyson Technology Limited | 3124 |
5 |
| Whirlpool Corporation | 4238 |
4 |
| Maeda Metal Industries, Ltd. | 21 |
3 |
| Nidec Motor Corporation | 527 |
3 |
| Whirlpool S.A. | 377 |
3 |
| Minebea Mitsumi Inc. | 1461 |
3 |
| Xiamen Kiwi Instruments Corporation | 6 |
3 |
| Daikin Industries, Ltd. | 9495 |
2 |
| Franklin Electric Co., Inc. | 217 |
2 |
| KITO Corporation | 166 |
2 |
| Lutron Electronics Co., Inc. | 541 |
2 |
| Midea Group Co., Ltd. | 4025 |
2 |
| Molon Motor and Coil Corporation | 16 |
2 |
| OFI Testing Equipment, Inc. | 23 |
2 |
| Secop GmbH (formerly known AS Danfoss Household Compressors GmbH) | 95 |
2 |
| Somfy SAS | 178 |
2 |
| Other owners | 61 |