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:
Jul. 02, 2024
Filed:
Feb. 03, 2021
Applicants:
Tdk Corporation, Tokyo, JP;
Tdk Xiamen Co., Ltd., Fujian, CN;
Inventors:
Masatoshi Yasuda, Tokyo, JP;
Hiroshi Maeda, Xiamen, CN;
Atsushi Shoji, Tokyo, JP;
Shoichi Tani, Xiamen, CN;
Assignees:
TDK CORPORATION, Tokyo, JP;
TDK XIAMEN CO., LTD., Xiamen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 27/28 (2006.01); H01F 27/26 (2006.01); H01F 27/29 (2006.01); H01F 27/32 (2006.01);
U.S. Cl.
CPC ...
H01F 27/2828 (2013.01); H01F 27/263 (2013.01); H01F 27/292 (2013.01); H01F 27/325 (2013.01);
Abstract
A composite coil device includes a winding shaft portion, a first conductor portion, and a second conductor portion. The winding shaft portion at least partly includes a magnetic body and axially includes a first section and a second section. The first conductor portion is wound continuously in the first section and the second section. The second conductor portion is wound in the second section.