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:
Apr. 02, 2019
Filed:
Jul. 20, 2016
Murata Manufacturing Co., Ltd., Nagaokakyo-shi, Kyoto-fu, JP;
Hiromitsu Hongo, Nagaokakyo, JP;
Takahiro Sumi, Nagaokakyo, JP;
Masaaki Hanao, Nagaokakyo, JP;
Kazuo Kishida, Nagaokakyo, JP;
MURATA MANUFACTURING CO., LTD., Nagaokakyo-Shi, Kyoto-Fu, JP;
Abstract
A ceramic circuit board that includes a ceramic insulator layer, grounding pattern conductors, connection lands disposed on a first surface of the ceramic circuit board, and grounding electrodes disposed on a second surface of the ceramic circuit board and connected to the grounding pattern conductors. Each of the grounding pattern conductors contains a metal and an oxide and includes a pattern main portion disposed inside the ceramic circuit board and an extended portion in which a first end thereof is connected to the pattern main portion and a second end thereof is exposed at a side surface of the ceramic circuit board. The metal content of the extended portion is lower than the metal content of the pattern main portion.