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:
Aug. 05, 2025
Filed:
Sep. 10, 2020
The University of Tokyo, Tokyo, JP;
Bridgestone Corporation, Tokyo, JP;
Nsk Ltd., Tokyo, JP;
Hiroshi Fujimoto, Tokyo, JP;
Osamu Shimizu, Tokyo, JP;
Keizo Akutagawa, Tokyo, JP;
Yasumichi Wakao, Tokyo, JP;
Isao Kuwayama, Tokyo, JP;
Daisuke Gunji, Fujisawa, JP;
Abstract
A wireless power reception systemincludes: a power reception deviceincluding a power reception coilthat receives power supplied wirelessly from a power transmission coilof a power transmission deviceinstalled in a road surface, at least a portion of the power reception coilbeing housed in a wheelof a moving body; and an onboard devicewhich is installed in the moving bodyand which is electrically connected to the power reception device, wherein the power reception devicecan transmit received power to the onboard device, and the power reception coilincludes a stacked plurality of spiral coil layersand