- All sections
- H - Electricity
- H01B - Cables; conductors; insulators; selection of materials for their conductive, insulating or dielectric properties
- H01B 17/34 - Insulators containing liquid, e.g. oil
Patent holdings for IPC class H01B 17/34
Total number of patents in this class: 41
10-year publication summary
|
2
|
4
|
1
|
6
|
1
|
7
|
2
|
0
|
3
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Crompton Technology Group Limited | 143 |
5 |
| Hitachi Energy Ltd. | 1921 |
5 |
| Prysmian S.p.A. | 846 |
3 |
| ABB Power Grids Switzerland AG | 227 |
3 |
| Hitachi Energy Switzerland AG | 327 |
3 |
| Hubbell Incorporated | 3052 |
2 |
| Jiangsu Shemar Electric Co., Ltd | 63 |
2 |
| LS Cable & System Ltd. | 311 |
2 |
| 3m Innovative Properties Company | 18406 |
1 |
| Siemens AG | 24990 |
1 |
| Honeywell Limited | 106 |
1 |
| Dow Global Technologies LLC | 10147 |
1 |
| ABB Schweiz AG | 6321 |
1 |
| ABB Technology AG | 1301 |
1 |
| ABB Research Ltd. | 953 |
1 |
| Arkema France | 3790 |
1 |
| Micro-Epsilon Messtechnik GmbH & Co. KG | 117 |
1 |
| NR Electric Co., Ltd. | 302 |
1 |
| NR Engineering Co., Ltd | 266 |
1 |
| Pratley Investments (Proprietary) Limited | 13 |
1 |
| Other owners | 4 |