- All sections
- H - Electricity
- H02B - Boards, substations or switching arrangements for the supply or distribution of electric power
- H02B 13/075 - Earthing arrangements
Patent holdings for IPC class H02B 13/075
Total number of patents in this class: 103
10-year publication summary
|
6
|
4
|
9
|
6
|
8
|
3
|
9
|
7
|
5
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48172 |
20 |
| Siemens AG | 23996 |
7 |
| ABB Schweiz AG | 7665 |
5 |
| State Grid Corporation of China | 1404 |
4 |
| Pinggao Group Co., Ltd. | 100 |
4 |
| LS ELECTRIC Co., Ltd | 862 |
4 |
| Hitachi Energy Ltd. | 2610 |
4 |
| Hitachi, Ltd. | 16163 |
3 |
| Alstom Technology Ltd | 1036 |
3 |
| ABB Technology AG | 1221 |
3 |
| Henan Pinggao Electric Co.,Ltd. | 25 |
3 |
| Eaton Industries (Netherlands) B.V. | 77 |
2 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1551 |
2 |
| Hyosung Corporation | 285 |
2 |
| Lsis Co., Ltd. | 815 |
2 |
| S&C Electric Company | 186 |
2 |
| Schneider Electric USA, Inc. | 1325 |
2 |
| Hyosung Heavy Industries Corporation | 278 |
2 |
| JST Power Equipment, Inc. | 53 |
2 |
| Hubbell Incorporated | 3457 |
1 |
| Other owners | 26 |