- 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: 194
10-year publication summary
|
25
|
20
|
9
|
9
|
6
|
4
|
6
|
6
|
1
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25722 |
76 |
| DEHN + SÖHNE GmbH + Co. KG | 114 |
10 |
| TDK Corporation | 6855 |
8 |
| Showa Denko K.K. | 2072 |
7 |
| TDK Electronics AG | 1010 |
7 |
| Panasonic Corporation | 19060 |
5 |
| Phoenix Contact GmbH & Co. KG | 2292 |
5 |
| TechHold, LLC | 50 |
5 |
| Dehn SE | 168 |
5 |
| Epcos AG | 641 |
4 |
| Bourns, Inc. | 177 |
4 |
| General Electric Company | 13888 |
3 |
| Kamaya Electric Co., Ltd. | 26 |
3 |
| PPC Broadband, Inc. | 1114 |
3 |
| Siemens AG | 24033 |
2 |
| International Business Machines Corporation | 62621 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
2 |
| Emprimus, LLC | 16 |
2 |
| KEMET Electronics Corporation | 320 |
2 |
| Seari Electric Technology Co., Ltd. | 101 |
2 |
| Other owners | 37 |