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. 09, 2011
Filed:
Dec. 11, 2009
Takayuki Tsukamoto, Kanagawa-ken, JP;
Kohichi Kubo, Kanagawa-ken, JP;
Chikayoshi Kamata, Kanagawa-ken, JP;
Takahiro Hirai, Kanagawa-ken, JP;
Shinya Aoki, Kanagawa-ken, JP;
Toshiro Hiraoka, Kanagawa-ken, JP;
Takayuki Tsukamoto, Kanagawa-ken, JP;
Kohichi Kubo, Kanagawa-ken, JP;
Chikayoshi Kamata, Kanagawa-ken, JP;
Takahiro Hirai, Kanagawa-ken, JP;
Shinya Aoki, Kanagawa-ken, JP;
Toshiro Hiraoka, Kanagawa-ken, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
An information recording and reproducing apparatus, includes: a recording layer including a first layer including a first compound, the first compound being a conjugated compound including at least two types of cation elements, at least one selected from the cation elements being a transition element having a d orbit incompletely filled by electrons, a shortest distance between adjacent cation elements being not more than 0.32 nm; a voltage application unit that applies a voltage to the recording layer, produces a phase change in the recording layer, and records information; an electrode layer that applies a voltage to the recording layer; and an orientation control layer provided between the recording layer and the electrode layer to control an orientation of the recording layer.