H02K 44/20
By changing the polarity of the magnetic field
Official title: by changing the polarity of the magnetic field
H02K44/20 (By changing the polarity of the magnetic field) appears on 2 US grants and 2 published applications in this corpus.
Search patents in H02K- Granted patents
- 2
- Published applications
- 2
- Assignees
- 0
- Inventors
- 2
- Latest grant
- 21 Jul 2020
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