The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 24, 2026
Filed:
Mar. 07, 2022
Lg Electronics Inc., Seoul, KR;
Kyunghwan Kim, Seoul, KR;
Seonghun Lee, Seoul, KR;
Hyoungseok Kim, Seoul, KR;
Euisuk Choi, Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A wireless power transfer device transmits wireless power to a wireless power reception device and comprises primary coils, transmitting wireless power by magnetically coupling to secondary coils of the wireless power reception device, and a shield protecting the wireless power transfer device from a magnetic field from at least one of the primary coils. The primary coils comprise: a first bottom coil and a second bottom coil not overlapping each other on a first plane; and a first top coil and a second top coil not overlapping each other on a second plane located above the first plane, wherein one side of the first top coil is located above the first bottom coil, the other side of the first top coil is located above the second bottom coil, and one side of the second top coil is located above the second bottom coil.