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:
Jun. 07, 2011
Filed:
Feb. 25, 2010
Applicant:
Motoyuki Nishizawa, Kawasaki, JP;
Inventor:
Motoyuki Nishizawa, Kawasaki, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor device where an outside connection terminal of a semiconductor element and an electrode of a wiring board are connected to each other via a conductive adhesive, the conductive adhesive includes a first conductive adhesive; and a second conductive adhesive covering the first conductive adhesive; wherein the first conductive adhesive contains a conductive filler including silver (Ag); and the second conductive adhesive contains a conductive filler including a metal selected from a group consisting of tin (Sn), zinc (Zn), cobalt (Co), iron (Fe), palladium (Pd), and platinum (Pt).