H02K 27/12
Ac commutator motors or generators having mechanical commutator: having multi-phase operation
Official title: having multi-phase operation
H02K27/12 (Ac commutator motors or generators having mechanical commutator: having multi-phase operation) appears on 2 US grants and 3 published applications in this corpus.
Search patents in H02K- Granted patents
- 2
- Published applications
- 3
- Assignees
- 3
- Inventors
- 5
- Latest grant
- 15 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
By publication year.
Subgroups
Granted patents
Recent patents
Most cited
By later US patents
No patent in this class has been cited by a later US patent yet.