H01H 83/16
Operated by abnormal ratio of voltage and current
Official title: operated by abnormal ratio of voltage and current, e.g. distance relay
H01H83/16 (Operated by abnormal ratio of voltage and current) appears on 3 US grants and 3 published applications in this corpus.
Search patents in H01H- Granted patents
- 3
- Published applications
- 3
- Assignees
- 2
- Inventors
- 7
- Latest grant
- 24 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year.
Recent patents
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Most cited
By later US patents
No patent in this class has been cited by a later US patent yet.