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:
Dec. 10, 2019
Filed:
Aug. 31, 2016
Applicant:
Toshiba Memory Corporation, Minato-ku, JP;
Inventor:
Masayuki Dohi, Yokohama, JP;
Assignee:
Toshiba Memory Corporation, Minato-ku, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 13/42 (2006.01); H05K 5/02 (2006.01); H05K 7/20 (2006.01);
U.S. Cl.
CPC ...
G06F 13/4282 (2013.01); H05K 5/0278 (2013.01); H05K 7/2039 (2013.01); G06F 2213/0042 (2013.01);
Abstract
According to one embodiment, a semiconductor memory device includes a first tube, a case, a substrate, a memory, a controller, and a first layer. The case is connected to the first tube. The substrate includes a first portion inside the first tube. The first layer covers an inner face of the first tube, is interposed between the first portion and the first tube, and has a thermal conductivity higher than a thermal conductivity of the first tube.