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:
Mar. 31, 2020
Filed:
May. 09, 2019
Applicant:
Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;
Inventors:
Tsuyoshi So, Kawasaki, JP;
Takaya Nakayama, Kawasaki, JP;
Takeshi Nishiyama, Kawasaki, JP;
Jiro Tsujimura, Kawasaki, JP;
Yuki Kanai, Kawasaki, JP;
Assignee:
FUJITSU LIMITED, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 23/40 (2006.01); H05K 1/18 (2006.01); H05K 1/02 (2006.01); H05K 1/11 (2006.01);
U.S. Cl.
CPC ...
H01L 23/4006 (2013.01); H05K 1/0203 (2013.01); H05K 1/181 (2013.01); H01L 2023/4062 (2013.01); H01L 2023/4068 (2013.01); H01L 2023/4081 (2013.01); H01L 2023/4087 (2013.01); H05K 1/117 (2013.01); H05K 2201/09063 (2013.01); H05K 2201/10393 (2013.01); H05K 2201/10409 (2013.01);
Abstract
A substrate includes a circuit board, a heat generator mounted over a mounting surface of the circuit board, a heat sink in contact with the heat generator, a retainer attached to the mounting surface so as to retain the heat generator and reinforce the circuit board, and a fastener configured to fix the heat sink to the retainer so as to bring the heat sink into contact with the heat generator.