- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 9/48 - Means for preventing discharge to non-current-carrying parts, e.g. using corona ring
Patent holdings for IPC class H01H 9/48
Total number of patents in this class: 16
10-year publication summary
|
0
|
2
|
4
|
2
|
1
|
2
|
0
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0
|
1
|
0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ABB Schweiz AG | 7590 |
2 |
| Carling Technologies, Inc. | 99 |
2 |
| Prolec-ge Waukesha, Inc. | 34 |
2 |
| Hitachi Energy Ltd. | 2568 |
2 |
| Mitsubishi Electric Corporation | 47971 |
1 |
| Rockwell Automation Technologies, Inc. | 2801 |
1 |
| Omron Corporation | 7358 |
1 |
| Siemens Industry, Inc. | 1587 |
1 |
| Lsis Co., Ltd. | 814 |
1 |
| Mettler-Toledo, LLC | 130 |
1 |
| Eaton Intelligent Power Limited | 6236 |
1 |
| Hitachi Energy Switzerland AG | 299 |
1 |
| Other owners | 0 |