- All sections
- H - Electricity
- H02B - Boards, substations or switching arrangements for the supply or distribution of electric power
- H02B 1/54 - Anti-seismic devices or installations
Patent holdings for IPC class H02B 1/54
Total number of patents in this class: 80
10-year publication summary
|
3
|
7
|
3
|
9
|
15
|
9
|
1
|
4
|
6
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24081 |
7 |
| Siemens Energy Global GmbH & Co. KG | 3315 |
6 |
| Mitsubishi Electric Corporation | 47860 |
5 |
| Nasan Electric Industries Co., Ltd | 11 |
4 |
| Coil Holding GmbH | 23 |
3 |
| Knorr-Bremse Systeme fur Schienenfahrzeuge GmbH | 570 |
3 |
| KD Power Co., Ltd. | 16 |
3 |
| Jiangsu Zhongdianke Electric Power Design Institute Co., Ltd. | 8 |
3 |
| ABB Schweiz AG | 7565 |
2 |
| General Electric Technology GmbH | 1337 |
2 |
| Hitachi Energy Switzerland AG | 299 |
2 |
| Pagman Technology (Taicang) Co., Ltd. | 8 |
2 |
| Hitachi Energy Ltd. | 2547 |
2 |
| International Business Machines Corporation | 62517 |
1 |
| Toyota Motor Corporation | 35437 |
1 |
| Yazaki Corporation | 7050 |
1 |
| ABB Technology AG | 1226 |
1 |
| Gaontech Co., Ltd. | 5 |
1 |
| HSP Hochspannungsgeräte GmbH | 142 |
1 |
| Huaneng Clean Energy Research Institute | 509 |
1 |
| Other owners | 29 |