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. 07, 2012
Filed:
Aug. 18, 2010
Chikayoshi Kamata, Kanagawa-ken, JP;
Takayuki Tsukamoto, Kanagawa-ken, JP;
Kohichi Kubo, Kanagawa-ken, JP;
Shinya Aoki, Kanagawa-ken, JP;
Takahiro Hirai, Kanagawa-ken, JP;
Toshiro Hiraoka, Kanagawa-ken, JP;
Chikayoshi Kamata, Kanagawa-ken, JP;
Takayuki Tsukamoto, Kanagawa-ken, JP;
Kohichi Kubo, Kanagawa-ken, JP;
Shinya Aoki, Kanagawa-ken, JP;
Takahiro Hirai, Kanagawa-ken, JP;
Toshiro Hiraoka, Kanagawa-ken, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
According to one embodiment, a nonvolatile memory device includes a stacked body including a first layer, a second layer and a recording layer. The recording layer is provided between the first layer and the second layer. The recording layer is capable of reversibly changing between a first state and a second state having a resistance higher than a resistance in the first state by a current supplied via the first layer and the second layer. The recording layer includes a first portion and a second portion provided in a plane of a major surface of the recording layer. The second portion has a nitrogen amount higher than a nitrogen amount in the first portion.