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:
May. 04, 2004
Filed:
Feb. 04, 2003
Applicant:
Inventor:
Hideki Yuzawa, Iida, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 7/02 ; H05K 7/06 ; H05K 7/08 ;
U.S. Cl.
CPC ...
H05K 7/02 ; H05K 7/06 ; H05K 7/08 ;
Abstract
A wiring board includes a wiring pattern having a lands and a line connected to the land, a substrate supporting the wiring pattern, and a protective film provided over the substrate and having an opening. The land has a first portion which includes a connecting portion connected to the line and is covered by the protective film, and a second portion exposed by the opening. A hole for exposing the substrate is formed at least in the first portion of the land.