High efficiency wireless power transfer coils
US12424376B2 · kind B2 · utility
0Cited by
5References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 11, 2023 |
| Grant date | Sep 23, 2025 |
| Priority date | — |
| Expiry date | Dec 11, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F2027/2809
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A wireless power transfer coil circuit includes two or more current paths. The two or more current paths include a first current path having a first conductive spiral trace and a second current path having a second conductive spiral trace nested with the first conductive spiral trace.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.