- All sections
- H - Electricity
- H01B - Cablesconductorsinsulatorsselection of materials for their conductive, insulating or dielectric properties
- H01B 17/28 - Capacitor type
Patent holdings for IPC class H01B 17/28
Total number of patents in this class: 119
10-year publication summary
|
11
|
9
|
16
|
9
|
12
|
10
|
4
|
4
|
3
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi Energy Ltd. | 2593 |
26 |
| Siemens AG | 24011 |
16 |
| HSP Hochspannungsgeräte GmbH | 143 |
16 |
| ABB Schweiz AG | 7640 |
13 |
| ABB Research Ltd. | 792 |
6 |
| ABB Power Grids Switzerland AG | 212 |
6 |
| Beijing Ruiheng Xinyuan Investment Co., Ltd | 9 |
3 |
| ABB Technology Ltd | 433 |
3 |
| Hitachi Energy Ltd | 79 |
3 |
| 3m Innovative Properties Company | 17484 |
2 |
| Jiangsu Shemar Electric Co., Ltd | 84 |
2 |
| Schneider Electric Industries SAS | 1597 |
2 |
| Eaton Intelligent Power Limited | 6256 |
2 |
| Jiangsu Zhida High-voltage Electrical Co. Ltd. | 5 |
2 |
| Siemens Energy Global GmbH & Co. KG | 3402 |
2 |
| Hitachi Energy Switzerland AG | 299 |
2 |
| Robert Bosch GmbH | 44209 |
1 |
| Varian Semiconductor Equipment Associates, Inc. | 1183 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11126 |
1 |
| ABB Technology AG | 1224 |
1 |
| Other owners | 9 |