- All sections
- H - Electricity
- H02B - Boards, substations or switching arrangements for the supply or distribution of electric power
- H02B 13/035 - Gas-insulated switchgear
Patent holdings for IPC class H02B 13/035
Total number of patents in this class: 508
10-year publication summary
|
47
|
25
|
40
|
49
|
32
|
40
|
32
|
31
|
35
|
20
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 45998 |
98 |
| Siemens AG | 24518 |
65 |
| ABB Schweiz AG | 6942 |
34 |
| ABB Technology AG | 1256 |
30 |
| Eaton Intelligent Power Limited | 5981 |
27 |
| Siemens Energy Global GmbH & Co. KG | 2944 |
18 |
| Hitachi Energy Ltd. | 2198 |
14 |
| Hitachi, Ltd. | 15467 |
11 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6267 |
11 |
| Alstom Technology Ltd | 1108 |
10 |
| Ormazabal y CIA, S.L.U. | 20 |
10 |
| Hyosung Heavy Industries Corporation | 253 |
10 |
| Toshiba Energy Systems & Solutions Corp. | 1076 |
8 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1453 |
7 |
| Meidensha Corporation | 880 |
7 |
| Lsis Co., Ltd. | 816 |
6 |
| State Grid Corporation of China | 1365 |
6 |
| Pinggao Group Co., Ltd. | 100 |
6 |
| LS ELECTRIC Co., Ltd | 691 |
6 |
| ABB Technology Ltd | 478 |
5 |
| Other owners | 119 |