- All sections
- H - Electricity
- H01H - Electric switches; relays; selectors; emergency protective devices
- H01H 9/30 - Means for extinguishing or preventing arc between current-carrying parts
Patent holdings for IPC class H01H 9/30
Total number of patents in this class: 353
10-year publication summary
|
26
|
31
|
30
|
27
|
23
|
29
|
21
|
21
|
13
|
10
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eaton Intelligent Power Limited | 6113 |
28 |
| Rockwell Automation Technologies, Inc. | 2547 |
15 |
| ABB Schweiz AG | 6321 |
15 |
| Omron Corporation | 6968 |
12 |
| ARC Suppression Technologies | 40 |
11 |
| Lsis Co., Ltd. | 834 |
10 |
| Guangzhou Kingser Electronics Co., Ltd | 26 |
10 |
| Hitachi Energy Ltd. | 1921 |
10 |
| Mitsubishi Electric Corporation | 43934 |
8 |
| Schneider Electric Industries SAS | 1376 |
8 |
| ARC Suppression Technologies, LLC | 9 |
6 |
| Siemens AG | 24990 |
5 |
| Ellenberger & Poensgen GmbH | 229 |
5 |
| Schaltbau GmbH | 80 |
5 |
| Eaton Corporation | 1839 |
4 |
| Fujitsu Component Limited | 280 |
4 |
| Alstom Technology Ltd | 1196 |
4 |
| ABB Technology AG | 1301 |
4 |
| Anden Co., Ltd. | 96 |
4 |
| BYD Company Limited | 3700 |
4 |
| Other owners | 181 |