- All sections
- H - Electricity
- H02H - Emergency protective circuit arrangements
- H02H 7/26 - Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occurred
Patent holdings for IPC class H02H 7/26
Total number of patents in this class: 1502
10-year publication summary
|
96
|
97
|
130
|
106
|
128
|
107
|
123
|
78
|
78
|
77
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24344 |
101 |
| Hitachi Energy Ltd. | 2313 |
76 |
| ABB Schweiz AG | 7139 |
67 |
| Schweitzer Engineering Laboratories, Inc. | 909 |
57 |
| General Electric Technology GmbH | 1374 |
48 |
| State Grid Corporation of China | 1378 |
43 |
| NR Electric Co., Ltd. | 329 |
37 |
| NR Engineering Co., Ltd | 291 |
35 |
| Eaton Intelligent Power Limited | 6056 |
31 |
| S&C Electric Company | 185 |
26 |
| ABB Technology AG | 1247 |
22 |
| Mitsubishi Electric Corporation | 46765 |
21 |
| ABB S.p.A. | 441 |
18 |
| S & C Electric Co. | 289 |
18 |
| ABB Research Ltd. | 864 |
17 |
| Leviton Manufacturing Co., Inc. | 800 |
13 |
| Schneider Electric USA, Inc. | 1311 |
13 |
| Alstom Technology Ltd | 1088 |
12 |
| Schneider Electric Industries SAS | 1515 |
12 |
| ABB Technology Ltd | 475 |
12 |
| Other owners | 823 |