- All sections
- H - Electricity
- H02B - Boards, substations or switching arrangements for the supply or distribution of electric power
- H02B 13/045 - Gas-insulated switchgear - Details of casing, e.g. gas tightness
Patent holdings for IPC class H02B 13/045
Total number of patents in this class: 190
10-year publication summary
|
9
|
14
|
12
|
14
|
23
|
16
|
16
|
22
|
15
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24990 |
34 |
| Mitsubishi Electric Corporation | 43934 |
32 |
| Eaton Intelligent Power Limited | 6113 |
16 |
| ABB Schweiz AG | 6321 |
12 |
| Hitachi Energy Ltd. | 1921 |
10 |
| Alstom Technology Ltd | 1196 |
8 |
| ABB Technology AG | 1301 |
8 |
| Ircamex | 9 |
6 |
| Siemens Energy Global GmbH & Co. KG | 2775 |
6 |
| Hitachi, Ltd. | 16452 |
5 |
| Schneider Electric Industries SAS | 1376 |
4 |
| Toshiba Energy Systems & Solutions Corp. | 954 |
4 |
| Hitachi Energy Switzerland AG | 327 |
4 |
| Hyosung Heavy Industries Corporation | 234 |
3 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6275 |
3 |
| General Electric Technology GmbH | 1657 |
2 |
| Kyushu Institute of Technology | 319 |
2 |
| RTE Reseau de Transport d'electricite | 51 |
2 |
| Nissan Chemical Corporation | 1725 |
2 |
| Hivoduct AG | 8 |
2 |
| Other owners | 25 |