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:
Jun. 30, 2020
Filed:
Aug. 30, 2018
Applicant:
Toshiba Memory Corporation, Tokyo, JP;
Inventors:
Kazuhiro Katono, Yokkaichi Mie, JP;
Takeshi Ishizaki, Nagoya Aichi, JP;
Atsuko Sakata, Yokkaichi Mie, JP;
Assignee:
TOSHIBA MEMORY CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 45/00 (2006.01);
U.S. Cl.
CPC ...
H01L 45/06 (2013.01); H01L 45/128 (2013.01); H01L 45/1253 (2013.01); H01L 45/144 (2013.01); H01L 45/1625 (2013.01); H01L 45/1633 (2013.01);
Abstract
According to one embodiment, the semiconductor memory device includes a first electrode, a first material layer, including a first material, located on the first electrode, a second material, surrounded by the first material of the first material layer, including a phase change material, and a second electrode provided on the first material.