- All sections
- H - Electricity
- H02H - Emergency protective circuit arrangements
- H02H 3/02 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection Details
Patent holdings for IPC class H02H 3/02
Total number of patents in this class: 691
10-year publication summary
|
58
|
50
|
57
|
66
|
78
|
56
|
49
|
50
|
50
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24565 |
40 |
| Eaton Intelligent Power Limited | 6300 |
39 |
| Mitsubishi Electric Corporation | 44851 |
27 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6235 |
22 |
| ABB Schweiz AG | 6632 |
20 |
| Hitachi Energy Ltd. | 2232 |
14 |
| Phoenix Contact GmbH & Co. KG | 2248 |
13 |
| General Electric Technology GmbH | 1599 |
12 |
| Hubbell Incorporated | 3167 |
11 |
| Cilag GmbH International | 6037 |
11 |
| Schneider Electric Industries SAS | 1442 |
10 |
| Toshiba Energy Systems & Solutions Corp. | 1029 |
9 |
| Robert Bosch GmbH | 41786 |
8 |
| Schneider Electric USA, Inc. | 1267 |
8 |
| S & C Electric Co. | 285 |
7 |
| Littelfuse, Inc. | 769 |
6 |
| ABB Technology AG | 1272 |
5 |
| Ellenberger & Poensgen GmbH | 227 |
5 |
| GE Aviation Systems Limited | 260 |
5 |
| Atom Power, Inc. | 28 |
5 |
| Other owners | 414 |