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:
Oct. 13, 2020
Filed:
Dec. 11, 2019
Applicant:
Shinko Electric Industries Co., Ltd., Nagano, JP;
Inventor:
Rie Mizutani, Nagano, JP;
Assignee:
SHINKO ELECTRIC INDUSTRIES CO., LTD., Nagano, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/538 (2006.01); H01L 21/48 (2006.01); H01L 25/18 (2006.01); H05K 1/02 (2006.01);
U.S. Cl.
CPC ...
H01L 23/5386 (2013.01); H01L 21/481 (2013.01); H01L 21/4846 (2013.01); H01L 25/18 (2013.01); H05K 1/0227 (2013.01); H05K 2201/093 (2013.01);
Abstract
A wiring board includes an insulating layer, and a metal layer, formed on the insulating layer, and including a first pattern that includes a plurality of wirings extending parallel to each other, and a second pattern that includes a degassing hole. The insulating layer includes a groove exposed between the plurality of wirings, and a surface of the insulating layer inside the degassing hole is located above a bottom surface of the groove.