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:
Jan. 22, 2019

Filed:

Dec. 22, 2017
Applicant:

Shinko Electric Industries Co., Ltd., Nagano-shi, Nagano, JP;

Inventor:

Ryo Fukasawa, Nagano, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 1/02 (2006.01); H05K 1/18 (2006.01); H01L 23/498 (2006.01); H05K 3/20 (2006.01); H05K 3/28 (2006.01); H01L 23/00 (2006.01); H05K 3/46 (2006.01);
U.S. Cl.
CPC ...
H05K 1/0284 (2013.01); H01L 23/498 (2013.01); H05K 1/181 (2013.01); H05K 3/205 (2013.01); H05K 3/284 (2013.01); H01L 24/00 (2013.01); H05K 3/4682 (2013.01); H05K 2201/09118 (2013.01); H05K 2201/10674 (2013.01); H05K 2203/0323 (2013.01); H05K 2203/1316 (2013.01);
Abstract

A wiring substrate includes a metal plate in which at least one wiring formation region is defined, a cavity formed in the wiring formation region, a concave part formed to have a frame shape at a peripheral edge portion of a bottom portion of the cavity, a first pad disposed at a central portion of the bottom portion of the cavity, a wiring portion connected to the first pad and disposed on and extended along the central portion of the bottom portion of the cavity, a side surface of the concave part and a bottom surface of the concave part, and a multi-layered wiring layer disposed at the central portion of the bottom portion of the cavity so as to cover the first pad and a part of the wiring portion. The multi-layered wiring layer has a second pad provided at an upper surface-side and connected to the wiring portion.


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