- All sections
- H - Electricity
- H01T - Spark gapsovervoltage arresters using spark gapssparking plugscorona devicesgenerating ions to be introduced into non-enclosed gases
- H01T 4/14 - Arcing horns
Patent holdings for IPC class H01T 4/14
Total number of patents in this class: 45
10-year publication summary
|
2
|
3
|
2
|
4
|
8
|
5
|
3
|
5
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DEHN SE + Co KG | 40 |
8 |
| Dehn SE | 158 |
7 |
| DEHN + SÖHNE GmbH + Co. KG | 128 |
5 |
| TechHold, LLC | 48 |
5 |
| Siemens AG | 24563 |
4 |
| Siemens Energy Global GmbH & Co. KG | 2904 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 30822 |
2 |
| Emprimus, LLC | 16 |
2 |
| Powell Electrical Systems, Inc. | 61 |
2 |
| Zotup S.r.l. | 9 |
2 |
| Hitachi Energy Ltd. | 2174 |
2 |
| Schneider Electric USA, Inc. | 1276 |
1 |
| Jufeng Wang | 1 |
1 |
| Ripd IP Development Ltd | 18 |
1 |
| Other owners | 0 |