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US Patent 7598577 Magnetic memory device

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Patent
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Patent attributes

Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
1
Patent Number
75985771
Patent Inventor Names
Takeshi Kajiyama1
Date of Patent
October 6, 2009
1
Patent Application Number
103836321
Date Filed
March 10, 2003
1
Patent Primary Examiner
‌
Edward Wojciechowicz
1
Patent abstract

A magnetic memory device comprises magneto-resistance elements each including a cylindrical fixed magnetization layer, an insulating film which covers an external surface of the fixed magnetization layer, and a free magnetization layer which faces the fixed magnetization layer through the insulating film and covers a surface of the insulating film, wherein a magnetization direction of the fixed magnetization layer is parallel to a central axis direction of the cylinder.

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