- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 50/42 - Auxiliary magnetic circuits, e.g. for maintaining armature in, or returning armature to, position of rest, for damping or accelerating movement
Patent holdings for IPC class H01H 50/42
Total number of patents in this class: 82
10-year publication summary
|
9
|
6
|
4
|
13
|
7
|
9
|
4
|
3
|
6
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Omron Corporation | 7306 |
15 |
| Panasonic Intellectual Property Management Co., Ltd. | 32352 |
11 |
| Fuji Electric FA Components & Systems Co., Ltd. | 254 |
6 |
| Xiamen Hongfa Electric Power Controls Co., Ltd. | 183 |
6 |
| Zonit Structured Solutions, LLC | 118 |
5 |
| Mitsubishi Electric Corporation | 46870 |
3 |
| Ellenberger & Poensgen GmbH | 230 |
3 |
| Fujitsu Component Limited | 257 |
2 |
| Robert Bosch GmbH | 43034 |
2 |
| Fuji Electric Co., Ltd. | 5243 |
2 |
| ABB Schweiz AG | 7162 |
2 |
| MAHLE International GmbH | 2828 |
2 |
| Eaton Intelligent Power Limited | 6049 |
2 |
| Safran Electrical & Power USA, LLC | 51 |
2 |
| Honda Motor Co., Ltd. | 25778 |
1 |
| Panasonic Corporation | 19969 |
1 |
| Huawei Technologies Co., Ltd. | 115556 |
1 |
| Tyco Electronics Austria GmbH | 22 |
1 |
| Harbin Institute of Technology | 455 |
1 |
| Labinal, LLC | 18 |
1 |
| Other owners | 13 |