- 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: 217
10-year publication summary
|
11
|
8
|
14
|
10
|
24
|
29
|
26
|
23
|
11
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LS ELECTRIC Co., Ltd | 841 |
49 |
| Omron Corporation | 7358 |
45 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
20 |
| Fuji Electric FA Components & Systems Co., Ltd. | 246 |
15 |
| Rockwell Automation Technologies, Inc. | 2801 |
10 |
| Fujitsu Component Limited | 256 |
9 |
| Fuji Electric Co., Ltd. | 5469 |
9 |
| Xiamen Hongfa Electric Power Controls Co., Ltd. | 290 |
9 |
| Mitsubishi Electric Corporation | 47971 |
6 |
| LS E-mobility Solutions Co., Ltd. | 30 |
5 |
| Denso Electronics Corporation | 93 |
4 |
| Lsis Co., Ltd. | 814 |
3 |
| Tyco Electronics (Shenzhen) Co. Ltd | 24 |
3 |
| FCL Components Limited | 40 |
3 |
| Denso Corporation | 25513 |
2 |
| Tyco Electronics (shanghai) Co. Ltd. | 1061 |
2 |
| National University Corporation Shizuoka University | 383 |
2 |
| Tyco Electronics Technology (SIP) Co., Ltd. | 97 |
2 |
| Panasonic Corporation | 19060 |
1 |
| Panasonic Electric Works Co., Ltd. | 655 |
1 |
| Other owners | 17 |