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:
Jul. 17, 2012
Filed:
Feb. 12, 2010
Mitsuru Sato, Kamakura, JP;
Masanori Komura, Yokohama, JP;
Hiroshi Kanno, Kawasaki, JP;
Kenichi Murooka, Yokohama, JP;
Mitsuru Sato, Kamakura, JP;
Masanori Komura, Yokohama, JP;
Hiroshi Kanno, Kawasaki, JP;
Kenichi Murooka, Yokohama, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A semiconductor memory device includes first and second memory cells each including a variable resistance element and a diode and having a pillar shape, and an insulating layer provided between the first memory cell and the second memory cell and including a void. A central portion of the diode has a smaller width than widths of upper and lower portions of the diode.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile