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:
Jan. 08, 2013
Filed:
Dec. 01, 2008
Yoshiaki Fukuzumi, Kanagawa-ken, JP;
Ryota Katsumata, Kanagawa-ken, JP;
Masaru Kidoh, Tokyo, JP;
Masaru Kito, Kanagawa-ken, JP;
Hiroyasu Tanaka, Tokyo, JP;
Hideaki Aochi, Kanagawa-ken, JP;
Yasuyuki Matsuoka, Kanagawa-ken, JP;
Yoshiaki Fukuzumi, Kanagawa-ken, JP;
Ryota Katsumata, Kanagawa-ken, JP;
Masaru Kidoh, Tokyo, JP;
Masaru Kito, Kanagawa-ken, JP;
Hiroyasu Tanaka, Tokyo, JP;
Hideaki Aochi, Kanagawa-ken, JP;
Yasuyuki Matsuoka, Kanagawa-ken, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
According to an aspect of the present invention, there is provided a nonvolatile semiconductor memory device, comprising a plurality of memory strings, each of the memory strings being constituted with a plurality of electrically erasable memory cells being serially connected each other, the memory strings comprising: