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:
Jul. 03, 2018
Filed:
Oct. 10, 2014
Applicant:
Fuji Electric Co., Ltd., Kawasaki-shi, JP;
Inventor:
Shinichiro Adachi, Matsumoto, JP;
Assignee:
FUJI ELECTRIC CO., LTD., Kawasaki-Shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 23/473 (2006.01); H01L 23/367 (2006.01); H05K 7/20 (2006.01);
U.S. Cl.
CPC ...
H01L 23/3672 (2013.01); H01L 23/3675 (2013.01); H01L 23/473 (2013.01); H05K 7/20927 (2013.01); H01L 2924/0002 (2013.01);
Abstract
A semiconductor device includes an insulating substrate, semiconductor elements and a cooling device. The cooling device includes a heat radiation substrate, fins, and a cooling case of a box-like shape that accommodates the fins and has a bottom wall and side walls. An introducing port and a discharge port for a cooling liquid are provided diagonally in a pair of side walls provided along the longitudinal direction of the assembly of the fins, among the side walls of the cooling case. A diffusion wall facing the introducing port is provided inside the cooling case.