- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency 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: 383
10-year publication summary
|
30
|
27
|
23
|
29
|
22
|
22
|
15
|
23
|
15
|
20
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eaton Intelligent Power Limited | 6269 |
24 |
| Rockwell Automation Technologies, Inc. | 2811 |
15 |
| ABB Schweiz AG | 7680 |
14 |
| Omron Corporation | 7402 |
11 |
| ARC Suppression Technologies | 40 |
11 |
| Lsis Co., Ltd. | 815 |
10 |
| Guangzhou Kingser Electronics Co., Ltd | 24 |
10 |
| Schneider Electric Industries SAS | 1595 |
9 |
| Xiamen Hongfa Electric Power Controls Co., Ltd. | 294 |
8 |
| Hitachi Energy Ltd. | 2619 |
8 |
| Mitsubishi Electric Corporation | 48236 |
7 |
| ARC Suppression Technologies, LLC | 9 |
6 |
| Astotec Automotive GmbH | 21 |
6 |
| Daicel Corporation | 2555 |
5 |
| Ellenberger & Poensgen GmbH | 231 |
5 |
| Eaton Corporation | 1806 |
4 |
| Fujitsu Component Limited | 256 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 34335 |
4 |
| Alstom Technology Ltd | 1035 |
4 |
| ABB S.p.A. | 439 |
4 |
| Other owners | 214 |