- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 33/80 - Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve
Patent holdings for IPC class H01H 33/80
Total number of patents in this class: 3
10-year publication summary
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0
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0
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3
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0
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0
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0
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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
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|---|---|---|
| ILJIN Electric Co., Ltd. | 35 |
3 |
| Other owners | 0 |