- 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: 514
10-year publication summary
|
29
|
34
|
46
|
36
|
47
|
32
|
45
|
43
|
39
|
20
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 44160 |
37 |
| SEW-EURODRIVE GmbH & Co. KG | 2033 |
16 |
| Mitsubishi Electric Corporation | 48018 |
15 |
| FANUC Corporation | 7217 |
15 |
| Makita Corporation | 2566 |
12 |
| Siemens AG | 24029 |
10 |
| Caterpillar Inc. | 10267 |
9 |
| Milwaukee Electric Tool Corporation | 4958 |
8 |
| Otis Elevator Company | 2699 |
8 |
| Black & Decker, Inc. | 2446 |
7 |
| Schaeffler Technologies AG & Co. KG | 10968 |
7 |
| Bayerische Motoren Werke Aktiengesellschaft | 15272 |
6 |
| ZF Friedrichshafen AG | 7238 |
6 |
| Minebea Mitsumi Inc. | 1943 |
6 |
| Vestas Wind Systems A/S | 3796 |
6 |
| Innomotics GmbH | 599 |
6 |
| LG Electronics Inc. | 75694 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
5 |
| Rockwell Automation Technologies, Inc. | 2803 |
5 |
| Delta Electronics, Inc. | 2830 |
4 |
| Other owners | 321 |