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:
Sep. 23, 2008
Filed:
Sep. 16, 2003
Applicants:
Junichi Ishimine, Kawasaki, JP;
Tsuyoshi SO, Kawasaki, JP;
Hitoshi Nori, Kawasaki, JP;
Inventors:
Assignee:
Fujitsu Limited, Kawasaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
H05K 7/20 (2006.01); H01L 23/34 (2006.01); F28F 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A package structure to be mounted on was external printed circuit board includes a package board that is mounted with an exoergic circuit element, and a heat sink that radiates heat from the exoergic circuit element, wherein first pressure for connecting the heat sink to the package board is separated from second pressure for compressing the package board against the printed circuit board.