- All sections
- H - Electricity
- H02H - Emergency protective circuit arrangements
- H02H 3/04 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
Patent holdings for IPC class H02H 3/04
Total number of patents in this class: 702
10-year publication summary
|
72
|
56
|
83
|
71
|
73
|
65
|
53
|
45
|
37
|
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 | 6308 |
51 |
| Siemens AG | 24568 |
26 |
| ABB Schweiz AG | 6635 |
24 |
| Schneider Electric USA, Inc. | 1269 |
18 |
| Cilag GmbH International | 6058 |
15 |
| Mitsubishi Electric Corporation | 44904 |
14 |
| Schweitzer Engineering Laboratories, Inc. | 920 |
12 |
| Hubbell Incorporated | 3167 |
11 |
| Schneider Electric Industries SAS | 1444 |
9 |
| Hitachi Energy Ltd. | 2236 |
9 |
| Robert Bosch GmbH | 41823 |
8 |
| Siemens Industry, Inc. | 1431 |
8 |
| Leviton Manufacturing Co., Inc. | 825 |
8 |
| Omicron Electronics GmbH | 264 |
8 |
| Phoenix Contact GmbH & Co. KG | 2252 |
8 |
| ABB S.p.A. | 450 |
7 |
| ABB Research Ltd. | 912 |
7 |
| General Electric Technology GmbH | 1599 |
7 |
| Eaton Corporation | 1831 |
6 |
| Infineon Technologies AG | 8135 |
6 |
| Other owners | 440 |