- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 3/34 - Driving mechanisms, i.e. for transmitting driving force to the contacts using ratchet
Patent holdings for IPC class H01H 3/34
Total number of patents in this class: 15
10-year publication summary
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1
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1
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1
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0
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0
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0
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1
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2
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2
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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
|
|---|---|---|
| Chint Low Voltage Electrical Technology Co., Ltd. | 66 |
3 |
| Siemens AG | 24029 |
2 |
| Rich Brand Industries Limited | 30 |
2 |
| Eaton Intelligent Power Limited | 6243 |
2 |
| Alstom Technology Ltd | 1045 |
1 |
| Hamilton Sundstrand Corporation | 5015 |
1 |
| Hosiden Corporation | 389 |
1 |
| Seari Electric Technology Co., Ltd. | 101 |
1 |
| Zhejiang Chint Electrics Co., Ltd. | 235 |
1 |
| Siemens Energy Global GmbH & Co. KG | 3345 |
1 |
| Other owners | 0 |