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:
Apr. 21, 2015

Filed:

Apr. 24, 2012
Applicant:

Kiyoshi Yamaguchi, Nagaokakyo, JP;

Inventor:

Kiyoshi Yamaguchi, Nagaokakyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03H 7/01 (2006.01); H01P 1/203 (2006.01); H03H 1/00 (2006.01);
U.S. Cl.
CPC ...
H03H 7/0115 (2013.01); H01P 1/20345 (2013.01); H03H 2001/0085 (2013.01);
Abstract

A bandpass filter includes a multilayer body, which includes a plurality of dielectric layers stacked on top of one another, a first inductor and a second inductor connected in series with each other, and a third inductor connected to a connection point between the first and second inductors, and a ground potential. The first inductor is defined by substantially open-loop-shaped first electrode patterns provided on the dielectric layers being superposed with one another in the stacking direction of the multilayer body. The second inductor and the third inductor are defined by second electrode patterns and third electrode patterns provided on the dielectric layers being superposed with one another in the stacking direction.


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