- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 33/76 - Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein arc-extinguishing gas is evolved from stationary partsSelection of material therefor
Patent holdings for IPC class H01H 33/76
Total number of patents in this class: 26
10-year publication summary
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3
|
4
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0
|
2
|
1
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2
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0
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0
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0
|
1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48048 |
3 |
| ABB Technology AG | 1224 |
3 |
| General Electric Technology GmbH | 1337 |
3 |
| ILJIN Electric | 13 |
3 |
| ABB Schweiz AG | 7621 |
2 |
| Alstom Technology Ltd | 1040 |
1 |
| Omron Corporation | 7370 |
1 |
| ABB Research Ltd. | 795 |
1 |
| Beijing People's Electric Plant Co., Ltd. | 10 |
1 |
| GE Aviation Systems Limited | 277 |
1 |
| Hyosung Corporation | 286 |
1 |
| Hyundai Heavy Industries Co., Ltd. | 270 |
1 |
| Littelfuse, Inc. | 793 |
1 |
| Ormazabal Y CIA, S.L. | 1 |
1 |
| Ormazabal y CIA, S.L.U. | 20 |
1 |
| Eaton Intelligent Power Limited | 6257 |
1 |
| Hitachi Energy Ltd. | 2586 |
1 |
| Other owners | 0 |