- All sections
- H - Electricity
- H01T - Spark gapsovervoltage arresters using spark gapssparking plugscorona devicesgenerating ions to be introduced into non-enclosed gases
- H01T 4/10 - Overvoltage arresters using spark gaps having a single gap or a plurality of gaps in parallel
Patent holdings for IPC class H01T 4/10
Total number of patents in this class: 193
10-year publication summary
|
14
|
25
|
20
|
9
|
9
|
6
|
4
|
6
|
6
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 23784 |
76 |
| DEHN + SÖHNE GmbH + Co. KG | 130 |
12 |
| TDK Corporation | 6565 |
8 |
| Showa Denko K.K. | 2331 |
7 |
| TDK Electronics AG | 900 |
6 |
| Panasonic Corporation | 20307 |
5 |
| Phoenix Contact GmbH & Co. KG | 2252 |
5 |
| TechHold, LLC | 45 |
5 |
| Dehn SE | 157 |
5 |
| Epcos AG | 731 |
4 |
| Bourns, Inc. | 177 |
4 |
| General Electric Company | 17800 |
3 |
| Kamaya Electric Co., Ltd. | 26 |
3 |
| PPC Broadband, Inc. | 1009 |
3 |
| Siemens AG | 24568 |
2 |
| International Business Machines Corporation | 60224 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 29895 |
2 |
| Emprimus, LLC | 16 |
2 |
| KEMET Electronics Corporation | 337 |
2 |
| Seari Electric Technology Co., Ltd. | 102 |
2 |
| Other owners | 35 |