- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converters; controlling transformers, reactors or choke coils
- H02P 5/52 - 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 additionally providing control of relative angular displacement
Patent holdings for IPC class H02P 5/52
Total number of patents in this class: 28
10-year publication summary
|
2
|
1
|
1
|
0
|
4
|
3
|
0
|
3
|
2
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FANUC Corporation | 5803 |
4 |
| Mitsubishi Electric Corporation | 43934 |
2 |
| BTG Pulp & Paper Sensors AB | 8 |
2 |
| SEW-EURODRIVE GmbH & Co. KG | 1816 |
2 |
| Nuovo Pignone Tecnologie S.r.l. | 789 |
2 |
| Mainspring Energy, Inc. | 98 |
2 |
| Briggs & Stratton, LLC | 673 |
2 |
| Eaton Corporation | 1839 |
1 |
| Denso Corporation | 23338 |
1 |
| Nissan Motor Co., Ltd. | 12249 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
| GE Intelligent Platforms, Inc. | 131 |
1 |
| Hamilton Sundstrand Space Systems International, Inc. | 80 |
1 |
| Sany Heavy Machinery Limited | 55 |
1 |
| Sikorsky Aircraft Corporation | 1150 |
1 |
| Southeast University | 1148 |
1 |
| SZ DJI Technology Co., Ltd | 6791 |
1 |
| Toshiba Carrier Corporation | 567 |
1 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6275 |
1 |
| Other owners | 0 |