- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 33/575 - Pressure relief devices for normal or emergency use
Patent holdings for IPC class H01H 33/575
Total number of patents in this class: 5
10-year publication summary
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0
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0
|
1
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0
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0
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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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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48351 |
2 |
| Sungrow Power Supply Co., Ltd. | 769 |
1 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6170 |
1 |
| ABB Schweiz AG | 22 |
1 |
| Other owners | 0 |