- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converters; controlling transformers, reactors or choke coils
- H02P 5/50 - Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another by comparing electrical values representing the speeds
Patent holdings for IPC class H02P 5/50
Total number of patents in this class: 106
10-year publication summary
|
6
|
3
|
5
|
8
|
8
|
10
|
14
|
15
|
12
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
8 |
| Denso Corporation | 23338 |
6 |
| Honda Motor Co., Ltd. | 24537 |
5 |
| LG Electronics Inc. | 69257 |
5 |
| Siemens AG | 24990 |
4 |
| Delta Electronics, Inc. | 2401 |
4 |
| Rockwell Automation, Inc. | 299 |
3 |
| ABB Schweiz AG | 6321 |
3 |
| Nidec Corporation | 2579 |
3 |
| Eaton Intelligent Power Limited | 6113 |
3 |
| Toyota Motor Corporation | 28582 |
2 |
| Caterpillar Inc. | 8877 |
2 |
| Whirlpool Corporation | 4238 |
2 |
| Omron Corporation | 6968 |
2 |
| Dr. Johannes Heidenhain GmbH | 411 |
2 |
| FANUC Corporation | 5803 |
2 |
| Kabushiki Kaisha Yaskawa Denki | 1468 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| Apple Inc. | 50209 |
1 |
| Deere & Company | 6845 |
1 |
| Other owners | 45 |