- All sections
- H - Electricity
- H01T - Spark gapsovervoltage arresters using spark gapssparking plugscorona devicesgenerating ions to be introduced into non-enclosed gases
- H01T 1/12 - Means structurally associated with spark gap for recording operation thereof
Patent holdings for IPC class H01T 1/12
Total number of patents in this class: 42
10-year publication summary
|
3
|
0
|
4
|
1
|
1
|
2
|
2
|
1
|
5
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Phoenix Contact GmbH & Co. KG | 2293 |
12 |
| DEHN + SÖHNE GmbH + Co. KG | 114 |
7 |
| Dehn SE | 168 |
4 |
| TDK Electronics AG | 1012 |
3 |
| Eaton Industries (Austria) GmbH | 103 |
2 |
| Saltek s.r.o | 15 |
2 |
| DEHN SE + Co KG | 39 |
2 |
| Siemens AG | 24011 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 34080 |
1 |
| Daikin Industries, Ltd. | 10511 |
1 |
| ABB Oy | 168 |
1 |
| OBO Bettermann GmbH & Co. KG | 11 |
1 |
| Eaton Intelligent Power Limited | 6256 |
1 |
| Toshiba Energy Systems & Solutions Corp. | 1148 |
1 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6172 |
1 |
| Mersen USA EP Corp. | 24 |
1 |
| Hitachi Energy Switzerland AG | 299 |
1 |
| Other owners | 0 |