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:
Aug. 30, 2005

Filed:

Nov. 24, 2003
Applicants:

Sadao Ohno, Gunma, JP;

Shigenobu Kasagami, Saitama, JP;

Inventors:

Sadao Ohno, Gunma, JP;

Shigenobu Kasagami, Saitama, JP;

Assignee:

Yokowo Co., Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q001/36 ; H01Q001/42 ;
U.S. Cl.
CPC ...
Abstract

An antenna element is placed in a first mold for molding a first resin member including a plurality of protrusions, formed on an outer peripheral face of the first resin member and arranged with a fixed interval relative to a circumferential direction of the first resin member, and a tip end portion, having a cross sectional shape in which projected portions are arranged with a fixed interval relative to the circumferential direction of the first resin member. Insulating resin is injected into the first mold to form the first resin member. The first resin member is placed in a second mold such that the protrusions are brought into contact with an inner face of the second mold. Insulating resin is injected into the second mold from a gate confronting the tip end portion of the first resin member, to form a second resin member coated on the first resin member.


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