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:
Mar. 18, 2014

Filed:

Jan. 23, 2012
Applicants:

Nobuhiro Imaizumi, Kawasaki, JP;

Keishiro Okamoto, Kawasaki, JP;

Keiji Watanabe, Kawasaki, JP;

Inventors:

Nobuhiro Imaizumi, Kawasaki, JP;

Keishiro Okamoto, Kawasaki, JP;

Keiji Watanabe, Kawasaki, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/40 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for manufacturing a semiconductor device includes placing a sheet containing a fibrous material having at least one outer surface having a metal on a semiconductor chip-mounting region of a substrate; forming a bonding layer containing a fusible metal on the semiconductor chip-mounting region; placing a semiconductor chip on the semiconductor chip-mounting region; and bonding the semiconductor chip to the semiconductor chip-mounting region with the fusible metal-containing bonding layer by heating.


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