- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 71/04 - Means for indicating condition of the switching device
Patent holdings for IPC class H01H 71/04
Total number of patents in this class: 507
10-year publication summary
|
42
|
45
|
49
|
46
|
54
|
34
|
41
|
44
|
40
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eaton Intelligent Power Limited | 6300 |
75 |
| Siemens AG | 24565 |
39 |
| Schneider Electric Industries SAS | 1442 |
31 |
| Schneider Electric USA, Inc. | 1267 |
29 |
| Hubbell Incorporated | 3167 |
20 |
| ABB Schweiz AG | 6632 |
17 |
| Zhejiang Chint Electrics Co., Ltd. | 213 |
17 |
| ABB S.p.A. | 450 |
16 |
| Leviton Manufacturing Co., Inc. | 825 |
13 |
| ARC Suppression Technologies | 40 |
11 |
| Lsis Co., Ltd. | 817 |
10 |
| Eaton Corporation | 1831 |
8 |
| LS ELECTRIC Co., Ltd | 602 |
8 |
| Amber Semiconductor, Inc. | 37 |
8 |
| Siemens Industry, Inc. | 1430 |
7 |
| Seari Electric Technology Co., Ltd. | 102 |
7 |
| Hager-electro SAS | 109 |
6 |
| Mitsubishi Electric Corporation | 44851 |
5 |
| Ze Chen | 30 |
5 |
| Robert Bosch GmbH | 41786 |
4 |
| Other owners | 171 |