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:
Oct. 20, 2020
Filed:
Feb. 11, 2019
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Toshiba Memory Corporation, Minato-ku, JP;
Akira Tojo, Naka, JP;
Kazuo Shimokawa, Yokohama, JP;
Masayuki Uchida, Yokohama, JP;
Takashi Ito, Yokohama, JP;
Masatoshi Tanabe, Yokohama, JP;
KABUSHIKI KAISHA TOSHIBA, Minato-ku, JP;
TOSHIBA MEMORY CORPORATION, Minato-ku, JP;
Abstract
A semiconductor device includes a base, a first semiconductor chip mounted on the base, and a second semiconductor chip provided above the first semiconductor chip. The second semiconductor chip includes a first portion, a second portion including a region directly above a center of the first semiconductor chip, and a third portion including part of a portion of the second semiconductor chip other than a region directly above the first semiconductor chip. The second portion is thicker than the first portion. The third portion is thicker than the second portion and is disposed at a position sandwiching the first semiconductor chip.