- All sections
- H - Electricity
- H01H - Electric switches; relays; selectors; emergency protective devices
- H01H 31/36 - Contact moved by pantograph
Patent holdings for IPC class H01H 31/36
Total number of patents in this class: 9
10-year publication summary
|
0
|
0
|
4
|
0
|
2
|
1
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24565 |
5 |
| ABB Schweiz AG | 6632 |
1 |
| Alstom Grid S.p.A. | 2 |
1 |
| Siemens Energy Global GmbH & Co. KG | 2829 |
1 |
| Hitachi Energy Ltd. | 2232 |
1 |
| Other owners | 0 |