- 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: 1360
10-year publication summary
|
73
|
105
|
104
|
136
|
110
|
134
|
113
|
126
|
77
|
26
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24990 |
90 |
| ABB Schweiz AG | 6321 |
65 |
| Hitachi Energy Ltd. | 1921 |
65 |
| Schweitzer Engineering Laboratories, Inc. | 920 |
54 |
| General Electric Technology GmbH | 1657 |
52 |
| State Grid Corporation of China | 1308 |
43 |
| NR Electric Co., Ltd. | 302 |
37 |
| NR Engineering Co., Ltd | 266 |
35 |
| Eaton Intelligent Power Limited | 6113 |
29 |
| ABB Technology AG | 1301 |
23 |
| S&C Electric Company | 172 |
21 |
| Mitsubishi Electric Corporation | 43934 |
19 |
| ABB S.p.A. | 459 |
18 |
| ABB Research Ltd. | 953 |
18 |
| S & C Electric Co. | 282 |
17 |
| Alstom Technology Ltd | 1196 |
12 |
| Schneider Electric USA, Inc. | 1192 |
12 |
| ABB Technology Ltd | 490 |
12 |
| Leviton Manufacturing Co., Inc. | 844 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
9 |
| Other owners | 719 |