- 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: 92
10-year publication summary
|
6
|
4
|
14
|
7
|
9
|
4
|
3
|
6
|
5
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Omron Corporation | 7358 |
17 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
11 |
| Xiamen Hongfa Electric Power Controls Co., Ltd. | 290 |
10 |
| Fuji Electric FA Components & Systems Co., Ltd. | 246 |
6 |
| Zonit Structured Solutions, LLC | 121 |
5 |
| Mitsubishi Electric Corporation | 47971 |
3 |
| Ellenberger & Poensgen GmbH | 228 |
3 |
| Fujitsu Component Limited | 256 |
2 |
| Robert Bosch GmbH | 44128 |
2 |
| Fuji Electric Co., Ltd. | 5469 |
2 |
| ABB Schweiz AG | 7590 |
2 |
| MAHLE International GmbH | 2911 |
2 |
| Sensata Technologies, Inc. | 434 |
2 |
| Eaton Intelligent Power Limited | 6236 |
2 |
| Safran Electrical & Power USA, LLC | 51 |
2 |
| Honda Motor Co., Ltd. | 26008 |
1 |
| Panasonic Corporation | 19060 |
1 |
| Huawei Technologies Co., Ltd. | 123282 |
1 |
| Tyco Electronics Austria GmbH | 21 |
1 |
| Harbin Institute of Technology | 492 |
1 |
| Other owners | 16 |