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:
Nov. 09, 2021
Filed:
Mar. 28, 2018
Nitto Denko Corporation, Ibaraki, JP;
Taiki Sueyoshi, Osaka, JP;
Masami Inoue, Osaka, JP;
Hisashi Tsuda, Osaka, JP;
Takashi Oda, Osaka, JP;
Kaoru Ito, Osaka, JP;
Hideshi Yamakawa, Osaka, JP;
Daigo Tsubai, Osaka, JP;
Toru Mizutani, Osaka, JP;
Yasuyuki Ota, Osaka, JP;
NITTO DENKO CORPORATION, Ibaraki, JP;
Abstract
A wireless power transmission system includes a power-supplying device including an electronic oscillator that generates electric power having a frequency of 1 MHz or more and 5 MHz or less, and a power-supplying coil member in which the electric power flows; and a power-receiving device including a power-receiving coil member that is capable of generating electric power based on the magnetic field generating from the power-supplying coil member, wherein the power-receiving coil member is a sheet coil including an insulating layer and a first coil pattern disposed at one side of the insulating layer, the first coil pattern is composed of wires, and the wires are disposed in spaced apart relation from each other with a predetermined space provided therebetween in the radial direction of the first coil pattern.