- 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: 767
10-year publication summary
|
50
|
57
|
66
|
78
|
56
|
48
|
56
|
51
|
58
|
37
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 23996 |
45 |
| Eaton Intelligent Power Limited | 6268 |
42 |
| Mitsubishi Electric Corporation | 48172 |
28 |
| ABB Schweiz AG | 7665 |
26 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6169 |
21 |
| Hitachi Energy Ltd. | 2610 |
16 |
| Phoenix Contact GmbH & Co. KG | 2293 |
14 |
| Cilag GmbH International | 6343 |
13 |
| Hubbell Incorporated | 3457 |
12 |
| General Electric Technology GmbH | 1336 |
12 |
| Schneider Electric Industries SAS | 1595 |
10 |
| Toshiba Energy Systems & Solutions Corp. | 1149 |
9 |
| Robert Bosch GmbH | 44254 |
8 |
| Siemens Industry, Inc. | 1585 |
7 |
| S & C Electric Co. | 280 |
7 |
| Schneider Electric USA, Inc. | 1325 |
7 |
| Ellenberger & Poensgen GmbH | 231 |
6 |
| Littelfuse, Inc. | 791 |
6 |
| ABB Technology AG | 1221 |
5 |
| GE Aviation Systems Limited | 280 |
5 |
| Other owners | 468 |