- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 50/38 - Part of main magnetic circuit shaped to suppress arcing between the contacts of the relay
Patent holdings for IPC class H01H 50/38
Total number of patents in this class: 210
10-year publication summary
|
24
|
11
|
8
|
14
|
10
|
24
|
28
|
26
|
23
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LS ELECTRIC Co., Ltd | 744 |
47 |
| Omron Corporation | 7312 |
46 |
| Panasonic Intellectual Property Management Co., Ltd. | 32139 |
20 |
| Fuji Electric FA Components & Systems Co., Ltd. | 251 |
15 |
| Rockwell Automation Technologies, Inc. | 2725 |
10 |
| Fujitsu Component Limited | 258 |
9 |
| Fuji Electric Co., Ltd. | 5229 |
9 |
| Xiamen Hongfa Electric Power Controls Co., Ltd. | 178 |
8 |
| Mitsubishi Electric Corporation | 46672 |
6 |
| LS E-mobility Solutions Co., Ltd. | 22 |
5 |
| Lsis Co., Ltd. | 816 |
3 |
| Tyco Electronics (Shenzhen) Co. Ltd | 24 |
3 |
| Denso Electronics Corporation | 77 |
3 |
| FCL Components Limited | 26 |
3 |
| National University Corporation Shizuoka University | 385 |
2 |
| Panasonic Corporation | 20012 |
1 |
| Panasonic Electric Works Co., Ltd. | 714 |
1 |
| Denso Corporation | 24601 |
1 |
| Huawei Technologies Co., Ltd. | 114620 |
1 |
| Tyco Electronics UK Limited | 471 |
1 |
| Other owners | 16 |