- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 83/16 - Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by abnormal ratio of voltage and current, e.g. distance relay
Patent holdings for IPC class H01H 83/16
Total number of patents in this class: 8
10-year publication summary
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0
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1
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1
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1
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2
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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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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hubbell Incorporated | 3376 |
2 |
| Aclara Technologies LLC | 283 |
2 |
| Hitachi Construction Machinery Co., Ltd. | 2686 |
1 |
| Richtek Technology Corp. | 653 |
1 |
| Amber Solutions, Inc. | 5 |
1 |
| U-sys Co.,Ltd. | 1 |
1 |
| Other owners | 0 |