- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converters; controlling transformers, reactors or choke coils
- H02P 3/20 - Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing an ac motor by reversal of phase sequence of connections to the motor
Patent holdings for IPC class H02P 3/20
Total number of patents in this class: 44
10-year publication summary
|
2
|
2
|
2
|
3
|
2
|
2
|
7
|
6
|
3
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 23338 |
3 |
| Hamilton Sundstrand Corporation | 4525 |
3 |
| Mitsubishi Electric Corporation | 43934 |
2 |
| Semiconductor Components Industries, L.L.C. | 5345 |
2 |
| OneSubsea IP UK Limited | 378 |
2 |
| Eaton Intelligent Power Limited | 6113 |
2 |
| Baker Hughes Holdings LLC | 3060 |
2 |
| Siemens AG | 24990 |
1 |
| International Business Machines Corporation | 60644 |
1 |
| Toyota Motor Corporation | 28582 |
1 |
| Sharp Corporation | 10015 |
1 |
| Renesas Electronics Corporation | 6305 |
1 |
| Ricoh Company, Ltd. | 13266 |
1 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
1 |
| Delta Electronics, Inc. | 2401 |
1 |
| Aisin Seiki Kabushiki Kaisha | 2427 |
1 |
| JTEKT Corporation | 2423 |
1 |
| Hilti Aktiengesellschaft | 3227 |
1 |
| Makita Corporation | 2339 |
1 |
| ABB Schweiz AG | 6321 |
1 |
| Other owners | 15 |