- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 73/18 - Means for extinguishing or suppressing arc
Patent holdings for IPC class H01H 73/18
Total number of patents in this class: 262
10-year publication summary
|
20
|
13
|
11
|
13
|
18
|
19
|
15
|
13
|
24
|
18
|
| 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 |
28 |
| Mitsubishi Electric Corporation | 47971 |
18 |
| Eaton Intelligent Power Limited | 6236 |
15 |
| Schneider Electric Industries SAS | 1592 |
11 |
| Eaton Intelligent Power Limited | 407 |
11 |
| Zhejiang Chint Electrics Co., Ltd. | 235 |
10 |
| Huawei Digital Power Technologies Co. Ltd. | 2546 |
10 |
| Lsis Co., Ltd. | 814 |
9 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
7 |
| Eaton Corporation | 1805 |
6 |
| ABB S.p.A. | 438 |
6 |
| Xiamen Hongfa Electric Power Controls Co., Ltd. | 290 |
6 |
| Carling Technologies, Inc. | 99 |
4 |
| Fuji Electric FA Components & Systems Co., Ltd. | 246 |
4 |
| Schaltbau GmbH | 92 |
4 |
| Chint Low Voltage Electrical Technology Co., Ltd. | 66 |
4 |
| Tyco Electronics UK Limited | 457 |
3 |
| ABB Schweiz AG | 7590 |
3 |
| Beijing People's Electric Plant Co., Ltd. | 10 |
3 |
| NOARK Electrics (Shanghai) Co., Ltd. | 50 |
3 |
| Other owners | 97 |