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:
Feb. 04, 2014
Filed:
Jun. 17, 2010
Applicant:
Kenji Fukuzono, Kawasaki, JP;
Inventor:
Kenji Fukuzono, Kawasaki, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 1/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A printed circuit board include: a printed circuit board main body having a mounting area on a first surface of the printed circuit board main body and a recess being provided at a recess area on a second surface that is a back side of the first surface of the printed circuit board main body, the electronic component being mounted on the mounting area, the recess area being provided to correspond to the mounting area; and a thermal expansion control element being placed in the recess and having a smaller thermal expansion coefficient than the printed circuit board main body.