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:
Jan. 06, 2026
Filed:
Aug. 08, 2022
Applicant:
Tdk Corporation, Tokyo, JP;
Inventors:
Keigo Higashida, Tokyo, JP;
Toru Tonogai, Tokyo, JP;
Assignee:
TDK CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 27/29 (2006.01); H01F 17/04 (2006.01); H01F 27/36 (2006.01);
U.S. Cl.
CPC ...
H01F 27/292 (2013.01); H01F 17/045 (2013.01); H01F 27/363 (2020.08); H01F 2017/048 (2013.01);
Abstract
A coil devicecomprises an element bodyincluding a magnetic body, a coilα incorporated in the element body, and a terminal electrodeconnected to a lead portion of the coilα. A shielding layerincluding a metal and a resin is formed on at least one outer surfaceof the element body