- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 73/04 - Contacts
Patent holdings for IPC class H01H 73/04
Total number of patents in this class: 172
10-year publication summary
|
4
|
12
|
7
|
5
|
8
|
14
|
12
|
14
|
11
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24029 |
17 |
| Zhejiang Chint Electrics Co., Ltd. | 235 |
13 |
| LS ELECTRIC Co., Ltd | 849 |
10 |
| Seari Electric Technology Co., Ltd. | 101 |
9 |
| Eaton Intelligent Power Limited | 6243 |
9 |
| ABB Schweiz AG | 7607 |
6 |
| Schneider Electric Industries SAS | 1593 |
5 |
| Schneider Electric USA, Inc. | 1331 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
4 |
| ABB AG | 467 |
4 |
| Carling Technologies, Inc. | 99 |
4 |
| Ellenberger & Poensgen GmbH | 230 |
4 |
| Analog Devices International Unlimited Company | 2023 |
4 |
| ABB S.p.A. | 438 |
3 |
| Beijing People's Electric Plant Co., Ltd. | 10 |
3 |
| Eaton Industries (Austria) GmbH | 103 |
3 |
| Hyundai Heavy Industries Co., Ltd. | 270 |
3 |
| Tyco Electronics UK Limited | 457 |
2 |
| Eaton Electrical IP GmbH & Co. KG | 157 |
2 |
| Hager-electro SAS | 107 |
2 |
| Other owners | 60 |