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:
Dec. 25, 2018
Filed:
Jan. 20, 2015
Yokowo Co., Ltd., Tokyo, JP;
Noriyoshi Nakada, Gunma, JP;
Atsushi Ubukata, Gunma, JP;
YOKOWO CO., LTD., Tokyo, JP;
Abstract
Provided is an antenna device capable of simplifying a structure while preventing degradation of antenna performance even with an upright type double-case structure. An antenna device having a double-case structure includes an inner case inside of which a housing space is formed so as to house a coil element and the like therein, the inner case being covered with an outer case. An antenna element is provided between an outer surface of the inner case and an inner surface of the outer case. The antenna element is electrically connected to the coil element provided in the housing space while keeping water-tightness of the housing space.