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:
Aug. 18, 1987
Filed:
Jan. 28, 1986
Applicant:
Inventors:
Tetsushi Wakabayashi, Yokohama, JP;
Masahiro Sugimoto, Yokosuka, JP;
Kiyoshi Muratake, Kawasaki, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
357 81 ; 357 74 ;
Abstract
A semiconductor device having a semiconductor package and a radiator. The semiconductor package houses a semiconductor chip therein. The radiator includes a pillar which has a plurality of fins thereon. One end of the pillar is bonded to the semiconductor package. A hole is formed in the other end of the pillar and extends the longitudinal direction of the pillar.