- All sections
- H - Electricity
- H01T - Spark gapsovervoltage arresters using spark gapssparking plugscorona devicesgenerating ions to be introduced into non-enclosed gases
- H01T 1/14 - Means structurally associated with spark gap for protecting it against overload or for disconnecting it in case of failure
Patent holdings for IPC class H01T 1/14
Total number of patents in this class: 154
10-year publication summary
|
16
|
14
|
11
|
13
|
10
|
5
|
9
|
8
|
3
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DEHN + SÖHNE GmbH + Co. KG | 125 |
24 |
| Phoenix Contact GmbH & Co. KG | 2290 |
23 |
| Dehn SE | 166 |
13 |
| DEHN SE + Co KG | 40 |
9 |
| Siemens AG | 24346 |
8 |
| TDK Electronics AG | 960 |
8 |
| Epcos AG | 688 |
7 |
| Hubbell Incorporated | 3321 |
6 |
| Zotup S.r.l. | 9 |
5 |
| Siemens Energy Global GmbH & Co. KG | 3033 |
5 |
| Saltek s.r.o | 29 |
4 |
| Hitachi Energy Ltd. | 2310 |
4 |
| Nidec Motor Corporation | 527 |
3 |
| Cooper Technologies Company | 629 |
2 |
| Iskra Zascite D.O.O. | 8 |
2 |
| OBO Bettermann GmbH & Co. KG | 14 |
2 |
| Powell Electrical Systems, Inc. | 63 |
2 |
| Dinnteco International, S.L. | 2 |
2 |
| Hitachi Energy Switzerland AG | 300 |
2 |
| Tyco Electronics UK Limited | 471 |
1 |
| Other owners | 22 |