- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converterscontrolling transformers, reactors or choke coils
- H02P 3/04 - Means for stopping or slowing by a separate brake, e.g. friction brake or eddy-current brake
Patent holdings for IPC class H02P 3/04
Total number of patents in this class: 157
10-year publication summary
|
12
|
9
|
20
|
7
|
13
|
11
|
9
|
10
|
13
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SEW-EURODRIVE GmbH & Co. KG | 2003 |
11 |
| FANUC Corporation | 7021 |
9 |
| Siemens AG | 24236 |
5 |
| Robert Bosch GmbH | 43554 |
5 |
| Kone Oyj | 2122 |
5 |
| Hitachi Astemo, Ltd. | 6411 |
5 |
| Illinois Tool Works Inc. | 11722 |
4 |
| Accelerated Systems Inc. | 51 |
3 |
| Otis Elevator Company | 2686 |
3 |
| Sumitomo Heavy Industries, Ltd. | 2031 |
3 |
| Denso Corporation | 25165 |
2 |
| Mitsubishi Electric Corporation | 47556 |
2 |
| Hyundai Motor Company | 23688 |
2 |
| Amazon Technologies, Inc. | 27683 |
2 |
| Rockwell Automation Technologies, Inc. | 2736 |
2 |
| Omron Corporation | 7337 |
2 |
| Kia Motors Corporation | 7725 |
2 |
| Chr. Mayr GmbH & Co. KG | 87 |
2 |
| Hunter Douglas Inc. | 897 |
2 |
| Hyundai Mobis Co., Ltd. | 3475 |
2 |
| Other owners | 84 |