Detection system and detection method of distributed generation islanding based on power frequency carrier
US-9614364-B2 · Apr 4, 2017 · US
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Quan Nan patents in 2017
Quan Nan was listed as an assignee on 1 patent publication in 2017.
| Metric | Value |
|---|---|
| Company | Quan Nan |
| Year | 2017 |
| Patents | 1 |
Patents
Representative publications for Quan Nan in 2017.
Top CPC classifications
Most common classification codes for Quan Nan in 2017.
| CPC | Patents |
|---|---|
| H02H1/0061 | 1 |
| H02H3/38 | 1 |
| H02H7/28 | 1 |
| H02J13/0051 | 1 |
| H02J13/1313 | 1 |
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