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:
Aug. 20, 2002
Filed:
Mar. 27, 2001
Applicant:
Inventors:
Hiroaki Nishimura, Tokyo, JP;
Yukinori Miyake, Tokyo, JP;
Assignee:
Hirose Electric Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01P 5/18 ;
U.S. Cl.
CPC ...
H01P 5/18 ;
Abstract
A directional coupler ( ) comprises main and auxiliary lines ( ) between dielectric boards ( ), a ground plate ( ) provided on the outer face of the dielectric boards ( ), and a conductive case ( ) covering the dielectric boards ( ) and ( ) and making contact with the ground plate ( ).