{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9716390","patent":{"patent_number":"US-9716390","title":"Power feeding coil unit and wireless power transmission device","assignee":null,"inventors":[],"filing_date":"2014-11-20T00:00:00.000Z","publication_date":"2017-07-25T00:00:00.000Z","cpc_codes":["H02J","H02J"],"num_claims":4,"abstract":"A power feeding coil unit includes a power feeding coil, and first and second auxiliary coils arranged so that a wire of the first auxiliary coil and a wire of the second auxiliary coil do not overlap a wire of the a power feeding coil when viewed from a direction perpendicular to an axial direction of the power feeding coil. A direction of circulation of a magnetic flux generated by the first auxiliary coil and a magnetic flux generated by the second auxiliary coil are opposite to a direction of circulation of a magnetic flux generated by the power feeding coil. An axes of the first and second auxiliary coils are substantially perpendicular to a power feeding direction of the power feeding coil, and are not aligned with the axis of the power feeding coil."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Power feeding coil unit and wireless power transmission device","description":"A power feeding coil unit includes a power feeding coil, and first and second auxiliary coils arranged so that a wire of the first auxiliary coil and a wire of the second auxiliary coil do not overlap","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9716390","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-9716390","citation_suggestion":"Patentable. \"Power feeding coil unit and wireless power transmission device\" (US-9716390). https://patentable.app/patents/US-9716390","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9716390","json":"https://patentable.app/api/llm-context/US-9716390","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T15:35:08.543Z"}