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.

Date of Patent:
May. 26, 2026

Filed:

Nov. 13, 2024
Applicant:

Yazaki Corporation, Tokyo, JP;

Inventors:

Itsuki Hasegawa, Makinohara, JP;

Kaori Usami, Makinohara, JP;

Jin Watanabe, Makinohara, JP;

Assignee:

YAZAKI CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 9/00 (2006.01); H01B 7/18 (2006.01); H01B 7/00 (2006.01); H01F 1/42 (2006.01);
U.S. Cl.
CPC ...
H01B 7/1805 (2013.01); H05K 9/0075 (2013.01); H05K 9/0098 (2013.01); H01B 7/0045 (2013.01); H01F 1/42 (2013.01);
Abstract

A noise reduction sheet includes a flexible sheet containing a soft magnetic material, in which a plurality of first grooves extending in a first direction, a plurality of second grooves extending in a second direction, and a plurality of third grooves extending in a third direction are provided on a first surface of the sheet, the first surface is divided into a plurality of regular triangular regions by the first grooves, the second grooves, and the third grooves, and each of the first grooves, the second grooves, and the third grooves has a cross-sectional shape in which a groove width increases toward an opening along a depth direction of the groove.


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