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:
May. 12, 2026
Filed:
Mar. 28, 2024
Applicant:
Tdk Corporation, Tokyo, JP;
Inventors:
Kenichi Tezuka, Tokyo, JP;
Yasuharu Miyauchi, Tokyo, JP;
Yousuke Futamata, Tokyo, JP;
Misaki Tabata, Tokyo, JP;
Assignee:
TDK CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01Q 21/28 (2006.01); H01Q 1/38 (2006.01);
U.S. Cl.
CPC ...
H01Q 21/28 (2013.01); H01Q 1/38 (2013.01);
Abstract
An antenna device includes: a dielectric layer; radiation conductors provided to the dielectric layer; and a plurality of columnar conductors disposed around the radiation conductor in plan view seen from a normal direction of the radiation conductor, and peripheral conductors are disposed on an outer side of the plurality of columnar conductors in plan view seen from the normal direction.