- 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: 1461
10-year publication summary
|
105
|
104
|
136
|
110
|
135
|
113
|
135
|
81
|
80
|
43
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24561 |
98 |
| Hitachi Energy Ltd. | 2180 |
74 |
| ABB Schweiz AG | 6887 |
66 |
| Schweitzer Engineering Laboratories, Inc. | 911 |
55 |
| General Electric Technology GmbH | 1456 |
49 |
| State Grid Corporation of China | 1359 |
42 |
| NR Electric Co., Ltd. | 322 |
37 |
| NR Engineering Co., Ltd | 284 |
35 |
| Eaton Intelligent Power Limited | 5955 |
29 |
| S&C Electric Company | 182 |
26 |
| ABB Technology AG | 1256 |
23 |
| Mitsubishi Electric Corporation | 45811 |
21 |
| ABB S.p.A. | 444 |
18 |
| S & C Electric Co. | 290 |
18 |
| ABB Research Ltd. | 894 |
17 |
| Schneider Electric USA, Inc. | 1277 |
13 |
| Alstom Technology Ltd | 1112 |
12 |
| Schneider Electric Industries SAS | 1472 |
12 |
| ABB Technology Ltd | 478 |
12 |
| Leviton Manufacturing Co., Inc. | 815 |
11 |
| Other owners | 793 |