- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converterscontrolling transformers, reactors or choke coils
- H02P 3/22 - 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 short-circuit or resistive braking
Patent holdings for IPC class H02P 3/22
Total number of patents in this class: 486
10-year publication summary
|
34
|
28
|
34
|
45
|
33
|
46
|
29
|
42
|
40
|
33
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 43063 |
33 |
| Mitsubishi Electric Corporation | 46926 |
15 |
| FANUC Corporation | 6864 |
15 |
| SEW-EURODRIVE GmbH & Co. KG | 1972 |
15 |
| Siemens AG | 24333 |
11 |
| Makita Corporation | 2479 |
8 |
| Milwaukee Electric Tool Corporation | 4587 |
8 |
| Otis Elevator Company | 2658 |
8 |
| Black & Decker, Inc. | 2404 |
7 |
| Caterpillar Inc. | 9768 |
6 |
| Bayerische Motoren Werke Aktiengesellschaft | 14678 |
6 |
| ZF Friedrichshafen AG | 7171 |
6 |
| Rockwell Automation Technologies, Inc. | 2727 |
6 |
| Minebea Mitsumi Inc. | 1804 |
6 |
| Vestas Wind Systems A/S | 3715 |
6 |
| Innomotics GmbH | 540 |
6 |
| LG Electronics Inc. | 73772 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 32457 |
5 |
| Delta Electronics, Inc. | 2675 |
4 |
| Aisin AW Co., Ltd. | 2302 |
4 |
| Other owners | 306 |